20172616555

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{148279}}^1$

素因数の和:148340

約数の個数: 48

約数和(自身を含む): 31259796480

約数和(自身を除く): 11087179925

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 169, 299, 455, 805, 845, 1183, 1495, 2093, 3887, 5915, 10465, 19435, 27209, 136045, 148279, 741395, 1037953, 1927627, 3410417, 5189765, 9638135, 13493389, 17052085, 23872919, 25059151, 44335421, 67466945, 119364595, 125295755, 175414057, 221677105, 310347947, 576360473, 877070285, 1551739735, 2881802365, 4034523311, 20172616555]

約数ペア:

[(1, 20172616555), (5, 4034523311), (7, 2881802365), (13, 1551739735), (23, 877070285), (35, 576360473), (65, 310347947), (91, 221677105), (115, 175414057), (161, 125295755), (169, 119364595), (299, 67466945), (455, 44335421), (805, 25059151), (845, 23872919), (1183, 17052085), (1495, 13493389), (2093, 9638135), (3887, 5189765), (5915, 3410417), (10465, 1927627), (19435, 1037953), (27209, 741395), (136045, 148279)]