76831540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2179}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 169202880

約数和(自身を除く): 92371340

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 2179, 3526, 4358, 7052, 8716, 8815, 10895, 17630, 21790, 35260, 43580, 89339, 93697, 178678, 187394, 357356, 374788, 446695, 468485, 893390, 936970, 1786780, 1873940, 3841577, 7683154, 15366308, 19207885, 38415770, 76831540]

約数ペア:

[(1, 76831540), (2, 38415770), (4, 19207885), (5, 15366308), (10, 7683154), (20, 3841577), (41, 1873940), (43, 1786780), (82, 936970), (86, 893390), (164, 468485), (172, 446695), (205, 374788), (215, 357356), (410, 187394), (430, 178678), (820, 93697), (860, 89339), (1763, 43580), (2179, 35260), (3526, 21790), (4358, 17630), (7052, 10895), (8716, 8815)]