5317780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 12199824

約数和(自身を除く): 6882044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 181, 226, 260, 362, 452, 565, 724, 905, 1130, 1469, 1810, 2260, 2353, 2938, 3620, 4706, 5876, 7345, 9412, 11765, 14690, 20453, 23530, 29380, 40906, 47060, 81812, 102265, 204530, 265889, 409060, 531778, 1063556, 1329445, 2658890, 5317780]

約数ペア:

[(1, 5317780), (2, 2658890), (4, 1329445), (5, 1063556), (10, 531778), (13, 409060), (20, 265889), (26, 204530), (52, 102265), (65, 81812), (113, 47060), (130, 40906), (181, 29380), (226, 23530), (260, 20453), (362, 14690), (452, 11765), (565, 9412), (724, 7345), (905, 5876), (1130, 4706), (1469, 3620), (1810, 2938), (2260, 2353)]