16125520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 40497408

約数和(自身を除く): 24371888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 167, 170, 272, 284, 334, 340, 355, 568, 668, 680, 710, 835, 1136, 1207, 1336, 1360, 1420, 1670, 2414, 2672, 2839, 2840, 3340, 4828, 5678, 5680, 6035, 6680, 9656, 11356, 11857, 12070, 13360, 14195, 19312, 22712, 23714, 24140, 28390, 45424, 47428, 48280, 56780, 59285, 94856, 96560, 113560, 118570, 189712, 201569, 227120, 237140, 403138, 474280, 806276, 948560, 1007845, 1612552, 2015690, 3225104, 4031380, 8062760, 16125520]

約数ペア:

[(1, 16125520), (2, 8062760), (4, 4031380), (5, 3225104), (8, 2015690), (10, 1612552), (16, 1007845), (17, 948560), (20, 806276), (34, 474280), (40, 403138), (68, 237140), (71, 227120), (80, 201569), (85, 189712), (136, 118570), (142, 113560), (167, 96560), (170, 94856), (272, 59285), (284, 56780), (334, 48280), (340, 47428), (355, 45424), (568, 28390), (668, 24140), (680, 23714), (710, 22712), (835, 19312), (1136, 14195), (1207, 13360), (1336, 12070), (1360, 11857), (1420, 11356), (1670, 9656), (2414, 6680), (2672, 6035), (2839, 5680), (2840, 5678), (3340, 4828)]