520168640

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^2\times {\mathrm{967}}^1$

素因数の和:1066

約数の個数: 84

約数和(自身を含む): 1270912368

約数和(自身を除く): 750743728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 967, 1312, 1640, 1681, 1934, 2624, 3280, 3362, 3868, 4835, 6560, 6724, 7736, 8405, 9670, 13120, 13448, 15472, 16810, 19340, 26896, 30944, 33620, 38680, 39647, 53792, 61888, 67240, 77360, 79294, 107584, 134480, 154720, 158588, 198235, 268960, 309440, 317176, 396470, 537920, 634352, 792940, 1268704, 1585880, 1625527, 2537408, 3171760, 3251054, 6343520, 6502108, 8127635, 12687040, 13004216, 16255270, 26008432, 32510540, 52016864, 65021080, 104033728, 130042160, 260084320, 520168640]

約数ペア:

[(1, 520168640), (2, 260084320), (4, 130042160), (5, 104033728), (8, 65021080), (10, 52016864), (16, 32510540), (20, 26008432), (32, 16255270), (40, 13004216), (41, 12687040), (64, 8127635), (80, 6502108), (82, 6343520), (160, 3251054), (164, 3171760), (205, 2537408), (320, 1625527), (328, 1585880), (410, 1268704), (656, 792940), (820, 634352), (967, 537920), (1312, 396470), (1640, 317176), (1681, 309440), (1934, 268960), (2624, 198235), (3280, 158588), (3362, 154720), (3868, 134480), (4835, 107584), (6560, 79294), (6724, 77360), (7736, 67240), (8405, 61888), (9670, 53792), (13120, 39647), (13448, 38680), (15472, 33620), (16810, 30944), (19340, 26896)]