47980400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9227}}^1$

素因数の和:9258

約数の個数: 60

約数和(自身を含む): 124153512

約数和(自身を除く): 76173112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 9227, 18454, 36908, 46135, 73816, 92270, 119951, 147632, 184540, 230675, 239902, 369080, 461350, 479804, 599755, 738160, 922700, 959608, 1199510, 1845400, 1919216, 2399020, 2998775, 3690800, 4798040, 5997550, 9596080, 11995100, 23990200, 47980400]

約数ペア:

[(1, 47980400), (2, 23990200), (4, 11995100), (5, 9596080), (8, 5997550), (10, 4798040), (13, 3690800), (16, 2998775), (20, 2399020), (25, 1919216), (26, 1845400), (40, 1199510), (50, 959608), (52, 922700), (65, 738160), (80, 599755), (100, 479804), (104, 461350), (130, 369080), (200, 239902), (208, 230675), (260, 184540), (325, 147632), (400, 119951), (520, 92270), (650, 73816), (1040, 46135), (1300, 36908), (2600, 18454), (5200, 9227)]