65333120

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 167443200

約数和(自身を除く): 102110080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 89, 124, 128, 148, 155, 160, 178, 185, 248, 296, 310, 320, 356, 370, 445, 496, 592, 620, 640, 712, 740, 890, 992, 1147, 1184, 1240, 1424, 1480, 1780, 1984, 2294, 2368, 2480, 2759, 2848, 2960, 3293, 3560, 3968, 4588, 4736, 4960, 5518, 5696, 5735, 5920, 6586, 7120, 9176, 9920, 11036, 11392, 11470, 11840, 13172, 13795, 14240, 16465, 18352, 19840, 22072, 22940, 23680, 26344, 27590, 28480, 32930, 36704, 44144, 45880, 52688, 55180, 56960, 65860, 73408, 88288, 91760, 102083, 105376, 110360, 131720, 146816, 176576, 183520, 204166, 210752, 220720, 263440, 353152, 367040, 408332, 421504, 441440, 510415, 526880, 734080, 816664, 882880, 1020830, 1053760, 1633328, 1765760, 2041660, 2107520, 3266656, 4083320, 6533312, 8166640, 13066624, 16333280, 32666560, 65333120]

約数ペア:

[(1, 65333120), (2, 32666560), (4, 16333280), (5, 13066624), (8, 8166640), (10, 6533312), (16, 4083320), (20, 3266656), (31, 2107520), (32, 2041660), (37, 1765760), (40, 1633328), (62, 1053760), (64, 1020830), (74, 882880), (80, 816664), (89, 734080), (124, 526880), (128, 510415), (148, 441440), (155, 421504), (160, 408332), (178, 367040), (185, 353152), (248, 263440), (296, 220720), (310, 210752), (320, 204166), (356, 183520), (370, 176576), (445, 146816), (496, 131720), (592, 110360), (620, 105376), (640, 102083), (712, 91760), (740, 88288), (890, 73408), (992, 65860), (1147, 56960), (1184, 55180), (1240, 52688), (1424, 45880), (1480, 44144), (1780, 36704), (1984, 32930), (2294, 28480), (2368, 27590), (2480, 26344), (2759, 23680), (2848, 22940), (2960, 22072), (3293, 19840), (3560, 18352), (3968, 16465), (4588, 14240), (4736, 13795), (4960, 13172), (5518, 11840), (5696, 11470), (5735, 11392), (5920, 11036), (6586, 9920), (7120, 9176)]