77404970

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 142067520

約数和(自身を除く): 64662550

約数列:

[1, 2, 5, 10, 83, 166, 179, 358, 415, 521, 830, 895, 1042, 1790, 2605, 5210, 14857, 29714, 43243, 74285, 86486, 93259, 148570, 186518, 216215, 432430, 466295, 932590, 7740497, 15480994, 38702485, 77404970]

約数ペア:

[(1, 77404970), (2, 38702485), (5, 15480994), (10, 7740497), (83, 932590), (166, 466295), (179, 432430), (358, 216215), (415, 186518), (521, 148570), (830, 93259), (895, 86486), (1042, 74285), (1790, 43243), (2605, 29714), (5210, 14857)]