25138360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1667}}^1$

素因数の和:1720

約数の個数: 64

約数和(自身を含む): 63050400

約数和(自身を除く): 37912040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1667, 1885, 3016, 3334, 3770, 6668, 7540, 8335, 13336, 15080, 16670, 21671, 33340, 43342, 48343, 66680, 86684, 96686, 108355, 173368, 193372, 216710, 241715, 386744, 433420, 483430, 628459, 866840, 966860, 1256918, 1933720, 2513836, 3142295, 5027672, 6284590, 12569180, 25138360]

約数ペア:

[(1, 25138360), (2, 12569180), (4, 6284590), (5, 5027672), (8, 3142295), (10, 2513836), (13, 1933720), (20, 1256918), (26, 966860), (29, 866840), (40, 628459), (52, 483430), (58, 433420), (65, 386744), (104, 241715), (116, 216710), (130, 193372), (145, 173368), (232, 108355), (260, 96686), (290, 86684), (377, 66680), (520, 48343), (580, 43342), (754, 33340), (1160, 21671), (1508, 16670), (1667, 15080), (1885, 13336), (3016, 8335), (3334, 7540), (3770, 6668)]