25996620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33329}}^1$

素因数の和:33354

約数の個数: 48

約数和(自身を含む): 78392160

約数和(自身を除く): 52395540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 33329, 66658, 99987, 133316, 166645, 199974, 333290, 399948, 433277, 499935, 666580, 866554, 999870, 1299831, 1733108, 1999740, 2166385, 2599662, 4332770, 5199324, 6499155, 8665540, 12998310, 25996620]

約数ペア:

[(1, 25996620), (2, 12998310), (3, 8665540), (4, 6499155), (5, 5199324), (6, 4332770), (10, 2599662), (12, 2166385), (13, 1999740), (15, 1733108), (20, 1299831), (26, 999870), (30, 866554), (39, 666580), (52, 499935), (60, 433277), (65, 399948), (78, 333290), (130, 199974), (156, 166645), (195, 133316), (260, 99987), (390, 66658), (780, 33329)]