15693938650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{455557}}^1$

素因数の和:455635

約数の個数: 48

約数和(自身を含む): 32029371864

約数和(自身を除く): 16335433214

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 2650, 3445, 6890, 17225, 34450, 455557, 911114, 2277785, 4555570, 5922241, 11388925, 11844482, 22777850, 24144521, 29611205, 48289042, 59222410, 120722605, 148056025, 241445210, 296112050, 313878773, 603613025, 627757546, 1207226050, 1569393865, 3138787730, 7846969325, 15693938650]

約数ペア:

[(1, 15693938650), (2, 7846969325), (5, 3138787730), (10, 1569393865), (13, 1207226050), (25, 627757546), (26, 603613025), (50, 313878773), (53, 296112050), (65, 241445210), (106, 148056025), (130, 120722605), (265, 59222410), (325, 48289042), (530, 29611205), (650, 24144521), (689, 22777850), (1325, 11844482), (1378, 11388925), (2650, 5922241), (3445, 4555570), (6890, 2277785), (17225, 911114), (34450, 455557)]