78428780

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{34703}}^1$

素因数の和:34825

約数の個数: 24

約数和(自身を含む): 166162752

約数和(自身を除く): 87733972

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 34703, 69406, 138812, 173515, 347030, 694060, 3921439, 7842878, 15685756, 19607195, 39214390, 78428780]

約数ペア:

[(1, 78428780), (2, 39214390), (4, 19607195), (5, 15685756), (10, 7842878), (20, 3921439), (113, 694060), (226, 347030), (452, 173515), (565, 138812), (1130, 69406), (2260, 34703)]