29972500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:674

約数の個数: 60

約数和(自身を含む): 69102880

約数和(自身を除く): 39130380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 625, 631, 950, 1250, 1262, 1900, 2375, 2500, 2524, 3155, 4750, 6310, 9500, 11875, 11989, 12620, 15775, 23750, 23978, 31550, 47500, 47956, 59945, 63100, 78875, 119890, 157750, 239780, 299725, 315500, 394375, 599450, 788750, 1198900, 1498625, 1577500, 2997250, 5994500, 7493125, 14986250, 29972500]

約数ペア:

[(1, 29972500), (2, 14986250), (4, 7493125), (5, 5994500), (10, 2997250), (19, 1577500), (20, 1498625), (25, 1198900), (38, 788750), (50, 599450), (76, 394375), (95, 315500), (100, 299725), (125, 239780), (190, 157750), (250, 119890), (380, 78875), (475, 63100), (500, 59945), (625, 47956), (631, 47500), (950, 31550), (1250, 23978), (1262, 23750), (1900, 15775), (2375, 12620), (2500, 11989), (2524, 11875), (3155, 9500), (4750, 6310)]