220591816705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10321}}^1\times {\mathrm{10607}}^1$

素因数の和:20977

約数の個数: 32

約数和(自身を含む): 294324645888

約数和(自身を除く): 73732829183

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 10321, 10607, 51605, 53035, 134173, 137891, 319951, 328817, 670865, 689455, 1599755, 1644085, 4159363, 4274621, 20796815, 21373105, 109474847, 547374235, 1423173011, 3393720257, 7115865055, 16968601285, 44118363341, 220591816705]

約数ペア:

[(1, 220591816705), (5, 44118363341), (13, 16968601285), (31, 7115865055), (65, 3393720257), (155, 1423173011), (403, 547374235), (2015, 109474847), (10321, 21373105), (10607, 20796815), (51605, 4274621), (53035, 4159363), (134173, 1644085), (137891, 1599755), (319951, 689455), (328817, 670865)]