251018801930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1\times {\mathrm{55117}}^1$

素因数の和:55851

約数の個数: 64

約数和(自身を含む): 496530282528

約数和(自身を除く): 245511480598

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 661, 689, 1322, 1378, 3305, 3445, 6610, 6890, 8593, 17186, 35033, 42965, 55117, 70066, 85930, 110234, 175165, 275585, 350330, 455429, 551170, 716521, 910858, 1433042, 2277145, 2921201, 3582605, 4554290, 5842402, 7165210, 14606005, 29212010, 36432337, 37975613, 72864674, 75951226, 182161685, 189878065, 364323370, 379756130, 473620381, 947240762, 1930913861, 2368101905, 3861827722, 4736203810, 9654569305, 19309138610, 25101880193, 50203760386, 125509400965, 251018801930]

約数ペア:

[(1, 251018801930), (2, 125509400965), (5, 50203760386), (10, 25101880193), (13, 19309138610), (26, 9654569305), (53, 4736203810), (65, 3861827722), (106, 2368101905), (130, 1930913861), (265, 947240762), (530, 473620381), (661, 379756130), (689, 364323370), (1322, 189878065), (1378, 182161685), (3305, 75951226), (3445, 72864674), (6610, 37975613), (6890, 36432337), (8593, 29212010), (17186, 14606005), (35033, 7165210), (42965, 5842402), (55117, 4554290), (70066, 3582605), (85930, 2921201), (110234, 2277145), (175165, 1433042), (275585, 910858), (350330, 716521), (455429, 551170)]