201215750

素因数分解:

$2^1\times 5^3\times {\mathrm{317}}^1\times {\mathrm{2539}}^1$

素因数の和:2873

約数の個数: 32

約数和(自身を含む): 378012960

約数和(自身を除く): 176797210

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 317, 634, 1585, 2539, 3170, 5078, 7925, 12695, 15850, 25390, 39625, 63475, 79250, 126950, 317375, 634750, 804863, 1609726, 4024315, 8048630, 20121575, 40243150, 100607875, 201215750]

約数ペア:

[(1, 201215750), (2, 100607875), (5, 40243150), (10, 20121575), (25, 8048630), (50, 4024315), (125, 1609726), (250, 804863), (317, 634750), (634, 317375), (1585, 126950), (2539, 79250), (3170, 63475), (5078, 39625), (7925, 25390), (12695, 15850)]