171896890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 346705920

約数和(自身を除く): 174809030

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 131, 151, 158, 262, 302, 395, 655, 755, 790, 869, 1310, 1441, 1510, 1661, 1738, 2882, 3322, 4345, 7205, 8305, 8690, 10349, 11929, 14410, 16610, 19781, 20698, 23858, 39562, 51745, 59645, 98905, 103490, 113839, 119290, 131219, 197810, 217591, 227678, 262438, 435182, 569195, 656095, 1087955, 1138390, 1312190, 1562699, 2175910, 3125398, 7813495, 15626990, 17189689, 34379378, 85948445, 171896890]

約数ペア:

[(1, 171896890), (2, 85948445), (5, 34379378), (10, 17189689), (11, 15626990), (22, 7813495), (55, 3125398), (79, 2175910), (110, 1562699), (131, 1312190), (151, 1138390), (158, 1087955), (262, 656095), (302, 569195), (395, 435182), (655, 262438), (755, 227678), (790, 217591), (869, 197810), (1310, 131219), (1441, 119290), (1510, 113839), (1661, 103490), (1738, 98905), (2882, 59645), (3322, 51745), (4345, 39562), (7205, 23858), (8305, 20698), (8690, 19781), (10349, 16610), (11929, 14410)]