78822736

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{80761}}^1$

素因数の和:80830

約数の個数: 20

約数和(自身を含む): 155224564

約数和(自身を除く): 76401828

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 80761, 161522, 323044, 646088, 1292176, 4926421, 9852842, 19705684, 39411368, 78822736]

約数ペア:

[(1, 78822736), (2, 39411368), (4, 19705684), (8, 9852842), (16, 4926421), (61, 1292176), (122, 646088), (244, 323044), (488, 161522), (976, 80761)]