7117750

素因数分解:

$2^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 13545792

約数和(自身を除く): 6428042

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 250, 355, 401, 710, 802, 1775, 2005, 3550, 4010, 8875, 10025, 17750, 20050, 28471, 50125, 56942, 100250, 142355, 284710, 711775, 1423550, 3558875, 7117750]

約数ペア:

[(1, 7117750), (2, 3558875), (5, 1423550), (10, 711775), (25, 284710), (50, 142355), (71, 100250), (125, 56942), (142, 50125), (250, 28471), (355, 20050), (401, 17750), (710, 10025), (802, 8875), (1775, 4010), (2005, 3550)]