68248750

素因数分解:

$2^1\times 5^4\times {\mathrm{71}}^1\times {\mathrm{769}}^1$

素因数の和:862

約数の個数: 40

約数和(自身を含む): 129895920

約数和(自身を除く): 61647170

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 250, 355, 625, 710, 769, 1250, 1538, 1775, 3550, 3845, 7690, 8875, 17750, 19225, 38450, 44375, 54599, 88750, 96125, 109198, 192250, 272995, 480625, 545990, 961250, 1364975, 2729950, 6824875, 13649750, 34124375, 68248750]

約数ペア:

[(1, 68248750), (2, 34124375), (5, 13649750), (10, 6824875), (25, 2729950), (50, 1364975), (71, 961250), (125, 545990), (142, 480625), (250, 272995), (355, 192250), (625, 109198), (710, 96125), (769, 88750), (1250, 54599), (1538, 44375), (1775, 38450), (3550, 19225), (3845, 17750), (7690, 8875)]