49468220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 106444800

約数和(自身を除く): 56976580

約数列:

[1, 2, 4, 5, 10, 20, 79, 131, 158, 239, 262, 316, 395, 478, 524, 655, 790, 956, 1195, 1310, 1580, 2390, 2620, 4780, 10349, 18881, 20698, 31309, 37762, 41396, 51745, 62618, 75524, 94405, 103490, 125236, 156545, 188810, 206980, 313090, 377620, 626180, 2473411, 4946822, 9893644, 12367055, 24734110, 49468220]

約数ペア:

[(1, 49468220), (2, 24734110), (4, 12367055), (5, 9893644), (10, 4946822), (20, 2473411), (79, 626180), (131, 377620), (158, 313090), (239, 206980), (262, 188810), (316, 156545), (395, 125236), (478, 103490), (524, 94405), (655, 75524), (790, 62618), (956, 51745), (1195, 41396), (1310, 37762), (1580, 31309), (2390, 20698), (2620, 18881), (4780, 10349)]