157777100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{121367}}^1$

素因数の和:121394

約数の個数: 36

約数和(自身を含む): 368715984

約数和(自身を除く): 210938884

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 121367, 242734, 485468, 606835, 1213670, 1577771, 2427340, 3034175, 3155542, 6068350, 6311084, 7888855, 12136700, 15777710, 31555420, 39444275, 78888550, 157777100]

約数ペア:

[(1, 157777100), (2, 78888550), (4, 39444275), (5, 31555420), (10, 15777710), (13, 12136700), (20, 7888855), (25, 6311084), (26, 6068350), (50, 3155542), (52, 3034175), (65, 2427340), (100, 1577771), (130, 1213670), (260, 606835), (325, 485468), (650, 242734), (1300, 121367)]