156678530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{1223}}^1$

素因数の和:1810

約数の個数: 32

約数和(自身を含む): 295052544

約数和(自身を除く): 138374014

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 557, 1114, 1223, 2446, 2785, 5570, 6115, 12230, 12811, 25622, 28129, 56258, 64055, 128110, 140645, 281290, 681211, 1362422, 3406055, 6812110, 15667853, 31335706, 78339265, 156678530]

約数ペア:

[(1, 156678530), (2, 78339265), (5, 31335706), (10, 15667853), (23, 6812110), (46, 3406055), (115, 1362422), (230, 681211), (557, 281290), (1114, 140645), (1223, 128110), (2446, 64055), (2785, 56258), (5570, 28129), (6115, 25622), (12230, 12811)]