164385620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{10391}}^1$

素因数の和:10520

約数の個数: 48

約数和(自身を含む): 398055168

約数和(自身を除く): 233669548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 7910, 10391, 15820, 20782, 41564, 51955, 72737, 103910, 145474, 207820, 290948, 363685, 727370, 1174183, 1454740, 2348366, 4696732, 5870915, 8219281, 11741830, 16438562, 23483660, 32877124, 41096405, 82192810, 164385620]

約数ペア:

[(1, 164385620), (2, 82192810), (4, 41096405), (5, 32877124), (7, 23483660), (10, 16438562), (14, 11741830), (20, 8219281), (28, 5870915), (35, 4696732), (70, 2348366), (113, 1454740), (140, 1174183), (226, 727370), (452, 363685), (565, 290948), (791, 207820), (1130, 145474), (1582, 103910), (2260, 72737), (3164, 51955), (3955, 41564), (7910, 20782), (10391, 15820)]