64996144

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{51421}}^1$

素因数の和:51508

約数の個数: 20

約数和(自身を含む): 127526560

約数和(自身を除く): 62530416

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 51421, 102842, 205684, 411368, 822736, 4062259, 8124518, 16249036, 32498072, 64996144]

約数ペア:

[(1, 64996144), (2, 32498072), (4, 16249036), (8, 8124518), (16, 4062259), (79, 822736), (158, 411368), (316, 205684), (632, 102842), (1264, 51421)]