1625194920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{86263}}^1$

素因数の和:86434

約数の個数: 64

約数和(自身を含む): 4906696320

約数和(自身を除く): 3281501400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4710, 6280, 9420, 18840, 86263, 172526, 258789, 345052, 431315, 517578, 690104, 862630, 1035156, 1293945, 1725260, 2070312, 2587890, 3450520, 5175780, 10351560, 13543291, 27086582, 40629873, 54173164, 67716455, 81259746, 108346328, 135432910, 162519492, 203149365, 270865820, 325038984, 406298730, 541731640, 812597460, 1625194920]

約数ペア:

[(1, 1625194920), (2, 812597460), (3, 541731640), (4, 406298730), (5, 325038984), (6, 270865820), (8, 203149365), (10, 162519492), (12, 135432910), (15, 108346328), (20, 81259746), (24, 67716455), (30, 54173164), (40, 40629873), (60, 27086582), (120, 13543291), (157, 10351560), (314, 5175780), (471, 3450520), (628, 2587890), (785, 2070312), (942, 1725260), (1256, 1293945), (1570, 1035156), (1884, 862630), (2355, 690104), (3140, 517578), (3768, 431315), (4710, 345052), (6280, 258789), (9420, 172526), (18840, 86263)]