400366865

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 513146880

約数和(自身を除く): 112780015

約数列:

[1, 5, 23, 79, 115, 127, 347, 395, 635, 1735, 1817, 2921, 7981, 9085, 10033, 14605, 27413, 39905, 44069, 50165, 137065, 220345, 230759, 630499, 1013587, 1153795, 3152495, 3481451, 5067935, 17407255, 80073373, 400366865]

約数ペア:

[(1, 400366865), (5, 80073373), (23, 17407255), (79, 5067935), (115, 3481451), (127, 3152495), (347, 1153795), (395, 1013587), (635, 630499), (1735, 230759), (1817, 220345), (2921, 137065), (7981, 50165), (9085, 44069), (10033, 39905), (14605, 27413)]