269338225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 403802280

約数和(自身を除く): 134464055

約数列:

[1, 5, 13, 17, 25, 29, 41, 65, 85, 145, 205, 221, 325, 377, 425, 493, 533, 697, 725, 1025, 1105, 1189, 1681, 1885, 2465, 2665, 3485, 5525, 5945, 6409, 8405, 9061, 9425, 12325, 13325, 15457, 17425, 20213, 21853, 28577, 29725, 32045, 42025, 45305, 48749, 77285, 101065, 109265, 142885, 160225, 226525, 243745, 262769, 371501, 386425, 505325, 546325, 633737, 714425, 828733, 1218725, 1313845, 1857505, 3168685, 4143665, 6569225, 9287525, 10773529, 15843425, 20718325, 53867645, 269338225]

約数ペア:

[(1, 269338225), (5, 53867645), (13, 20718325), (17, 15843425), (25, 10773529), (29, 9287525), (41, 6569225), (65, 4143665), (85, 3168685), (145, 1857505), (205, 1313845), (221, 1218725), (325, 828733), (377, 714425), (425, 633737), (493, 546325), (533, 505325), (697, 386425), (725, 371501), (1025, 262769), (1105, 243745), (1189, 226525), (1681, 160225), (1885, 142885), (2465, 109265), (2665, 101065), (3485, 77285), (5525, 48749), (5945, 45305), (6409, 42025), (8405, 32045), (9061, 29725), (9425, 28577), (12325, 21853), (13325, 20213), (15457, 17425)]