64069850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{409}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 129184440

約数和(自身を除く): 65114590

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 241, 325, 409, 482, 650, 818, 1205, 2045, 2410, 3133, 4090, 5317, 6025, 6266, 10225, 10634, 12050, 15665, 20450, 26585, 31330, 53170, 78325, 98569, 132925, 156650, 197138, 265850, 492845, 985690, 1281397, 2464225, 2562794, 4928450, 6406985, 12813970, 32034925, 64069850]

約数ペア:

[(1, 64069850), (2, 32034925), (5, 12813970), (10, 6406985), (13, 4928450), (25, 2562794), (26, 2464225), (50, 1281397), (65, 985690), (130, 492845), (241, 265850), (325, 197138), (409, 156650), (482, 132925), (650, 98569), (818, 78325), (1205, 53170), (2045, 31330), (2410, 26585), (3133, 20450), (4090, 15665), (5317, 12050), (6025, 10634), (6266, 10225)]