1551145000

素因数分解:

$2^3\times 5^4\times {\mathrm{310229}}^1$

素因数の和:310255

約数の個数: 40

約数和(自身を含む): 3634344450

約数和(自身を除く): 2083199450

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 310229, 620458, 1240916, 1551145, 2481832, 3102290, 6204580, 7755725, 12409160, 15511450, 31022900, 38778625, 62045800, 77557250, 155114500, 193893125, 310229000, 387786250, 775572500, 1551145000]

約数ペア:

[(1, 1551145000), (2, 775572500), (4, 387786250), (5, 310229000), (8, 193893125), (10, 155114500), (20, 77557250), (25, 62045800), (40, 38778625), (50, 31022900), (100, 15511450), (125, 12409160), (200, 7755725), (250, 6204580), (500, 3102290), (625, 2481832), (1000, 1551145), (1250, 1240916), (2500, 620458), (5000, 310229)]