20734585600

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2549}}^1$

素因数の和:2647

約数の個数: 216

約数和(自身を含む): 54290275200

約数和(自身を除く): 33555689600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 41, 50, 62, 64, 80, 82, 100, 124, 128, 155, 160, 164, 200, 205, 248, 256, 310, 320, 328, 400, 410, 496, 620, 640, 656, 775, 800, 820, 992, 1025, 1240, 1271, 1280, 1312, 1550, 1600, 1640, 1984, 2050, 2480, 2542, 2549, 2624, 3100, 3200, 3280, 3968, 4100, 4960, 5084, 5098, 5248, 6200, 6355, 6400, 6560, 7936, 8200, 9920, 10168, 10196, 10496, 12400, 12710, 12745, 13120, 16400, 19840, 20336, 20392, 24800, 25420, 25490, 26240, 31775, 32800, 39680, 40672, 40784, 49600, 50840, 50980, 52480, 63550, 63725, 65600, 79019, 81344, 81568, 99200, 101680, 101960, 104509, 127100, 127450, 131200, 158038, 162688, 163136, 198400, 203360, 203920, 209018, 254200, 254900, 262400, 316076, 325376, 326272, 395095, 406720, 407840, 418036, 508400, 509800, 522545, 632152, 652544, 790190, 813440, 815680, 836072, 1016800, 1019600, 1045090, 1264304, 1580380, 1626880, 1631360, 1672144, 1975475, 2033600, 2039200, 2090180, 2528608, 2612725, 3160760, 3239779, 3262720, 3344288, 3950950, 4067200, 4078400, 4180360, 5057216, 5225450, 6321520, 6479558, 6688576, 7901900, 8134400, 8156800, 8360720, 10114432, 10450900, 12643040, 12959116, 13377152, 15803800, 16198895, 16313600, 16721440, 20228864, 20901800, 25286080, 25918232, 26754304, 31607600, 32397790, 33442880, 41803600, 50572160, 51836464, 63215200, 64795580, 66885760, 80994475, 83607200, 101144320, 103672928, 126430400, 129591160, 133771520, 161988950, 167214400, 207345856, 252860800, 259182320, 323977900, 334428800, 414691712, 505721600, 518364640, 647955800, 668857600, 829383424, 1036729280, 1295911600, 2073458560, 2591823200, 4146917120, 5183646400, 10367292800, 20734585600]

約数ペア:

[(1, 20734585600), (2, 10367292800), (4, 5183646400), (5, 4146917120), (8, 2591823200), (10, 2073458560), (16, 1295911600), (20, 1036729280), (25, 829383424), (31, 668857600), (32, 647955800), (40, 518364640), (41, 505721600), (50, 414691712), (62, 334428800), (64, 323977900), (80, 259182320), (82, 252860800), (100, 207345856), (124, 167214400), (128, 161988950), (155, 133771520), (160, 129591160), (164, 126430400), (200, 103672928), (205, 101144320), (248, 83607200), (256, 80994475), (310, 66885760), (320, 64795580), (328, 63215200), (400, 51836464), (410, 50572160), (496, 41803600), (620, 33442880), (640, 32397790), (656, 31607600), (775, 26754304), (800, 25918232), (820, 25286080), (992, 20901800), (1025, 20228864), (1240, 16721440), (1271, 16313600), (1280, 16198895), (1312, 15803800), (1550, 13377152), (1600, 12959116), (1640, 12643040), (1984, 10450900), (2050, 10114432), (2480, 8360720), (2542, 8156800), (2549, 8134400), (2624, 7901900), (3100, 6688576), (3200, 6479558), (3280, 6321520), (3968, 5225450), (4100, 5057216), (4960, 4180360), (5084, 4078400), (5098, 4067200), (5248, 3950950), (6200, 3344288), (6355, 3262720), (6400, 3239779), (6560, 3160760), (7936, 2612725), (8200, 2528608), (9920, 2090180), (10168, 2039200), (10196, 2033600), (10496, 1975475), (12400, 1672144), (12710, 1631360), (12745, 1626880), (13120, 1580380), (16400, 1264304), (19840, 1045090), (20336, 1019600), (20392, 1016800), (24800, 836072), (25420, 815680), (25490, 813440), (26240, 790190), (31775, 652544), (32800, 632152), (39680, 522545), (40672, 509800), (40784, 508400), (49600, 418036), (50840, 407840), (50980, 406720), (52480, 395095), (63550, 326272), (63725, 325376), (65600, 316076), (79019, 262400), (81344, 254900), (81568, 254200), (99200, 209018), (101680, 203920), (101960, 203360), (104509, 198400), (127100, 163136), (127450, 162688), (131200, 158038)]