20130180320

素因数分解:

$2^5\times 5^1\times {\mathrm{8513}}^1\times {\mathrm{14779}}^1$

素因数の和:23307

約数の個数: 48

約数和(自身を含む): 47566355760

約数和(自身を除く): 27436175440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 8513, 14779, 17026, 29558, 34052, 42565, 59116, 68104, 73895, 85130, 118232, 136208, 147790, 170260, 236464, 272416, 295580, 340520, 472928, 591160, 681040, 1182320, 1362080, 2364640, 125813627, 251627254, 503254508, 629068135, 1006509016, 1258136270, 2013018032, 2516272540, 4026036064, 5032545080, 10065090160, 20130180320]

約数ペア:

[(1, 20130180320), (2, 10065090160), (4, 5032545080), (5, 4026036064), (8, 2516272540), (10, 2013018032), (16, 1258136270), (20, 1006509016), (32, 629068135), (40, 503254508), (80, 251627254), (160, 125813627), (8513, 2364640), (14779, 1362080), (17026, 1182320), (29558, 681040), (34052, 591160), (42565, 472928), (59116, 340520), (68104, 295580), (73895, 272416), (85130, 236464), (118232, 170260), (136208, 147790)]