64295470

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 118397376

約数和(自身を除く): 54101906

約数列:

[1, 2, 5, 10, 71, 137, 142, 274, 355, 661, 685, 710, 1322, 1370, 3305, 6610, 9727, 19454, 46931, 48635, 90557, 93862, 97270, 181114, 234655, 452785, 469310, 905570, 6429547, 12859094, 32147735, 64295470]

約数ペア:

[(1, 64295470), (2, 32147735), (5, 12859094), (10, 6429547), (71, 905570), (137, 469310), (142, 452785), (274, 234655), (355, 181114), (661, 97270), (685, 93862), (710, 90557), (1322, 48635), (1370, 46931), (3305, 19454), (6610, 9727)]