80334140

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{12671}}^1$

素因数の和:12997

約数の個数: 24

約数和(自身を含む): 169247232

約数和(自身を除く): 88913092

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 12671, 25342, 50684, 63355, 126710, 253420, 4016707, 8033414, 16066828, 20083535, 40167070, 80334140]

約数ペア:

[(1, 80334140), (2, 40167070), (4, 20083535), (5, 16066828), (10, 8033414), (20, 4016707), (317, 253420), (634, 126710), (1268, 63355), (1585, 50684), (3170, 25342), (6340, 12671)]