26628807025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{2749}}^1$

素因数の和:3250

約数の個数: 48

約数和(自身を含む): 35354880000

約数和(自身を除く): 8726072975

約数列:

[1, 5, 25, 29, 31, 145, 155, 431, 725, 775, 899, 2155, 2749, 4495, 10775, 12499, 13361, 13745, 22475, 62495, 66805, 68725, 79721, 85219, 312475, 334025, 387469, 398605, 426095, 1184819, 1937345, 1993025, 2130475, 2471351, 5924095, 9686725, 12356755, 29620475, 34359751, 36729389, 61783775, 171798755, 183646945, 858993775, 918234725, 1065152281, 5325761405, 26628807025]

約数ペア:

[(1, 26628807025), (5, 5325761405), (25, 1065152281), (29, 918234725), (31, 858993775), (145, 183646945), (155, 171798755), (431, 61783775), (725, 36729389), (775, 34359751), (899, 29620475), (2155, 12356755), (2749, 9686725), (4495, 5924095), (10775, 2471351), (12499, 2130475), (13361, 1993025), (13745, 1937345), (22475, 1184819), (62495, 426095), (66805, 398605), (68725, 387469), (79721, 334025), (85219, 312475)]