68630125

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 89856000

約数和(自身を除く): 21225875

約数列:

[1, 5, 25, 31, 89, 125, 155, 199, 445, 775, 995, 2225, 2759, 3875, 4975, 6169, 11125, 13795, 17711, 24875, 30845, 68975, 88555, 154225, 344875, 442775, 549041, 771125, 2213875, 2745205, 13726025, 68630125]

約数ペア:

[(1, 68630125), (5, 13726025), (25, 2745205), (31, 2213875), (89, 771125), (125, 549041), (155, 442775), (199, 344875), (445, 154225), (775, 88555), (995, 68975), (2225, 30845), (2759, 24875), (3875, 17711), (4975, 13795), (6169, 11125)]