7245550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 14811552

約数和(自身を除く): 7566002

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 157, 314, 325, 355, 650, 710, 785, 923, 1570, 1775, 1846, 2041, 3550, 3925, 4082, 4615, 7850, 9230, 10205, 11147, 20410, 22294, 23075, 46150, 51025, 55735, 102050, 111470, 144911, 278675, 289822, 557350, 724555, 1449110, 3622775, 7245550]

約数ペア:

[(1, 7245550), (2, 3622775), (5, 1449110), (10, 724555), (13, 557350), (25, 289822), (26, 278675), (50, 144911), (65, 111470), (71, 102050), (130, 55735), (142, 51025), (157, 46150), (314, 23075), (325, 22294), (355, 20410), (650, 11147), (710, 10205), (785, 9230), (923, 7850), (1570, 4615), (1775, 4082), (1846, 3925), (2041, 3550)]