8882800

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:490

約数の個数: 60

約数和(自身を含む): 21795480

約数和(自身を除く): 12912680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 200, 212, 265, 400, 419, 424, 530, 838, 848, 1060, 1325, 1676, 2095, 2120, 2650, 3352, 4190, 4240, 5300, 6704, 8380, 10475, 10600, 16760, 20950, 21200, 22207, 33520, 41900, 44414, 83800, 88828, 111035, 167600, 177656, 222070, 355312, 444140, 555175, 888280, 1110350, 1776560, 2220700, 4441400, 8882800]

約数ペア:

[(1, 8882800), (2, 4441400), (4, 2220700), (5, 1776560), (8, 1110350), (10, 888280), (16, 555175), (20, 444140), (25, 355312), (40, 222070), (50, 177656), (53, 167600), (80, 111035), (100, 88828), (106, 83800), (200, 44414), (212, 41900), (265, 33520), (400, 22207), (419, 21200), (424, 20950), (530, 16760), (838, 10600), (848, 10475), (1060, 8380), (1325, 6704), (1676, 5300), (2095, 4240), (2120, 4190), (2650, 3352)]