28334800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5449}}^1$

素因数の和:5480

約数の個数: 60

約数和(自身を含む): 73324300

約数和(自身を除く): 44989500

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, 5449, 10898, 21796, 27245, 43592, 54490, 70837, 87184, 108980, 136225, 141674, 217960, 272450, 283348, 354185, 435920, 544900, 566696, 708370, 1089800, 1133392, 1416740, 1770925, 2179600, 2833480, 3541850, 5666960, 7083700, 14167400, 28334800]

約数ペア:

[(1, 28334800), (2, 14167400), (4, 7083700), (5, 5666960), (8, 3541850), (10, 2833480), (13, 2179600), (16, 1770925), (20, 1416740), (25, 1133392), (26, 1089800), (40, 708370), (50, 566696), (52, 544900), (65, 435920), (80, 354185), (100, 283348), (104, 272450), (130, 217960), (200, 141674), (208, 136225), (260, 108980), (325, 87184), (400, 70837), (520, 54490), (650, 43592), (1040, 27245), (1300, 21796), (2600, 10898), (5200, 5449)]