28272400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5437}}^1$

素因数の和:5468

約数の個数: 60

約数和(自身を含む): 73162852

約数和(自身を除く): 44890452

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, 5437, 10874, 21748, 27185, 43496, 54370, 70681, 86992, 108740, 135925, 141362, 217480, 271850, 282724, 353405, 434960, 543700, 565448, 706810, 1087400, 1130896, 1413620, 1767025, 2174800, 2827240, 3534050, 5654480, 7068100, 14136200, 28272400]

約数ペア:

[(1, 28272400), (2, 14136200), (4, 7068100), (5, 5654480), (8, 3534050), (10, 2827240), (13, 2174800), (16, 1767025), (20, 1413620), (25, 1130896), (26, 1087400), (40, 706810), (50, 565448), (52, 543700), (65, 434960), (80, 353405), (100, 282724), (104, 271850), (130, 217480), (200, 141362), (208, 135925), (260, 108740), (325, 86992), (400, 70681), (520, 54370), (650, 43496), (1040, 27185), (1300, 21748), (2600, 10874), (5200, 5437)]