90734800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17449}}^1$

素因数の和:17480

約数の個数: 60

約数和(自身を含む): 234772300

約数和(自身を除く): 144037500

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, 17449, 34898, 69796, 87245, 139592, 174490, 226837, 279184, 348980, 436225, 453674, 697960, 872450, 907348, 1134185, 1395920, 1744900, 1814696, 2268370, 3489800, 3629392, 4536740, 5670925, 6979600, 9073480, 11341850, 18146960, 22683700, 45367400, 90734800]

約数ペア:

[(1, 90734800), (2, 45367400), (4, 22683700), (5, 18146960), (8, 11341850), (10, 9073480), (13, 6979600), (16, 5670925), (20, 4536740), (25, 3629392), (26, 3489800), (40, 2268370), (50, 1814696), (52, 1744900), (65, 1395920), (80, 1134185), (100, 907348), (104, 872450), (130, 697960), (200, 453674), (208, 436225), (260, 348980), (325, 279184), (400, 226837), (520, 174490), (650, 139592), (1040, 87245), (1300, 69796), (2600, 34898), (5200, 17449)]