20076750715

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{315697}}^1$

素因数の和:315811

約数の個数: 32

約数和(自身を含む): 29094727680

約数和(自身を除く): 9017976965

約数列:

[1, 5, 7, 23, 35, 79, 115, 161, 395, 553, 805, 1817, 2765, 9085, 12719, 63595, 315697, 1578485, 2209879, 7261031, 11049395, 24940063, 36305155, 50827217, 124700315, 174580441, 254136085, 573621449, 872902205, 2868107245, 4015350143, 20076750715]

約数ペア:

[(1, 20076750715), (5, 4015350143), (7, 2868107245), (23, 872902205), (35, 573621449), (79, 254136085), (115, 174580441), (161, 124700315), (395, 50827217), (553, 36305155), (805, 24940063), (1817, 11049395), (2765, 7261031), (9085, 2209879), (12719, 1578485), (63595, 315697)]