20158032050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{462871}}^1$

素因数の和:462963

約数の個数: 48

約数和(自身を含む): 40980835392

約数和(自身を除く): 20822803342

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 325, 335, 650, 670, 871, 1675, 1742, 3350, 4355, 8710, 21775, 43550, 462871, 925742, 2314355, 4628710, 6017323, 11571775, 12034646, 23143550, 30086615, 31012357, 60173230, 62024714, 150433075, 155061785, 300866150, 310123570, 403160641, 775308925, 806321282, 1550617850, 2015803205, 4031606410, 10079016025, 20158032050]

約数ペア:

[(1, 20158032050), (2, 10079016025), (5, 4031606410), (10, 2015803205), (13, 1550617850), (25, 806321282), (26, 775308925), (50, 403160641), (65, 310123570), (67, 300866150), (130, 155061785), (134, 150433075), (325, 62024714), (335, 60173230), (650, 31012357), (670, 30086615), (871, 23143550), (1675, 12034646), (1742, 11571775), (3350, 6017323), (4355, 4628710), (8710, 2314355), (21775, 925742), (43550, 462871)]