140000009825

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{1291}}^1\times {\mathrm{25667}}^1$

素因数の和:26994

約数の個数: 36

約数和(自身を含む): 188134016688

約数和(自身を除く): 48134006863

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 1291, 4225, 6455, 16783, 25667, 32275, 83915, 128335, 218179, 333671, 419575, 641675, 1090895, 1668355, 4337723, 5454475, 8341775, 21688615, 33136097, 108443075, 165680485, 430769261, 828402425, 2153846305, 5600000393, 10769231525, 28000001965, 140000009825]

約数ペア:

[(1, 140000009825), (5, 28000001965), (13, 10769231525), (25, 5600000393), (65, 2153846305), (169, 828402425), (325, 430769261), (845, 165680485), (1291, 108443075), (4225, 33136097), (6455, 21688615), (16783, 8341775), (25667, 5454475), (32275, 4337723), (83915, 1668355), (128335, 1090895), (218179, 641675), (333671, 419575)]