61915550

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 118599552

約数和(自身を除く): 56684002

約数列:

[1, 2, 5, 10, 25, 50, 71, 107, 142, 163, 214, 326, 355, 535, 710, 815, 1070, 1630, 1775, 2675, 3550, 4075, 5350, 7597, 8150, 11573, 15194, 17441, 23146, 34882, 37985, 57865, 75970, 87205, 115730, 174410, 189925, 289325, 379850, 436025, 578650, 872050, 1238311, 2476622, 6191555, 12383110, 30957775, 61915550]

約数ペア:

[(1, 61915550), (2, 30957775), (5, 12383110), (10, 6191555), (25, 2476622), (50, 1238311), (71, 872050), (107, 578650), (142, 436025), (163, 379850), (214, 289325), (326, 189925), (355, 174410), (535, 115730), (710, 87205), (815, 75970), (1070, 57865), (1630, 37985), (1775, 34882), (2675, 23146), (3550, 17441), (4075, 15194), (5350, 11573), (7597, 8150)]