181570285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4441}}^1$

素因数の和:4513

約数の個数: 32

約数和(自身を含む): 255219552

約数和(自身を除く): 73649267

約数列:

[1, 5, 13, 17, 37, 65, 85, 185, 221, 481, 629, 1105, 2405, 3145, 4441, 8177, 22205, 40885, 57733, 75497, 164317, 288665, 377485, 821585, 981461, 2136121, 2793389, 4907305, 10680605, 13966945, 36314057, 181570285]

約数ペア:

[(1, 181570285), (5, 36314057), (13, 13966945), (17, 10680605), (37, 4907305), (65, 2793389), (85, 2136121), (185, 981461), (221, 821585), (481, 377485), (629, 288665), (1105, 164317), (2405, 75497), (3145, 57733), (4441, 40885), (8177, 22205)]