52217600

素因数分解:

$2^8\times 5^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:266

約数の個数: 108

約数和(自身を含む): 133064400

約数和(自身を除く): 80846800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 160, 164, 199, 200, 205, 256, 320, 328, 398, 400, 410, 640, 656, 796, 800, 820, 995, 1025, 1280, 1312, 1592, 1600, 1640, 1990, 2050, 2624, 3184, 3200, 3280, 3980, 4100, 4975, 5248, 6368, 6400, 6560, 7960, 8159, 8200, 9950, 10496, 12736, 13120, 15920, 16318, 16400, 19900, 25472, 26240, 31840, 32636, 32800, 39800, 40795, 50944, 52480, 63680, 65272, 65600, 79600, 81590, 127360, 130544, 131200, 159200, 163180, 203975, 254720, 261088, 262400, 318400, 326360, 407950, 522176, 636800, 652720, 815900, 1044352, 1273600, 1305440, 1631800, 2088704, 2610880, 3263600, 5221760, 6527200, 10443520, 13054400, 26108800, 52217600]

約数ペア:

[(1, 52217600), (2, 26108800), (4, 13054400), (5, 10443520), (8, 6527200), (10, 5221760), (16, 3263600), (20, 2610880), (25, 2088704), (32, 1631800), (40, 1305440), (41, 1273600), (50, 1044352), (64, 815900), (80, 652720), (82, 636800), (100, 522176), (128, 407950), (160, 326360), (164, 318400), (199, 262400), (200, 261088), (205, 254720), (256, 203975), (320, 163180), (328, 159200), (398, 131200), (400, 130544), (410, 127360), (640, 81590), (656, 79600), (796, 65600), (800, 65272), (820, 63680), (995, 52480), (1025, 50944), (1280, 40795), (1312, 39800), (1592, 32800), (1600, 32636), (1640, 31840), (1990, 26240), (2050, 25472), (2624, 19900), (3184, 16400), (3200, 16318), (3280, 15920), (3980, 13120), (4100, 12736), (4975, 10496), (5248, 9950), (6368, 8200), (6400, 8159), (6560, 7960)]