85847620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2837}}^1$

素因数の和:2952

約数の個数: 48

約数和(自身を含む): 193097520

約数和(自身を除く): 107249900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 2837, 3026, 5674, 6052, 7565, 11348, 14185, 15130, 28370, 30260, 48229, 56740, 96458, 192916, 241145, 252493, 482290, 504986, 964580, 1009972, 1262465, 2524930, 4292381, 5049860, 8584762, 17169524, 21461905, 42923810, 85847620]

約数ペア:

[(1, 85847620), (2, 42923810), (4, 21461905), (5, 17169524), (10, 8584762), (17, 5049860), (20, 4292381), (34, 2524930), (68, 1262465), (85, 1009972), (89, 964580), (170, 504986), (178, 482290), (340, 252493), (356, 241145), (445, 192916), (890, 96458), (1513, 56740), (1780, 48229), (2837, 30260), (3026, 28370), (5674, 15130), (6052, 14185), (7565, 11348)]