78792640

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2179}}^1$

素因数の和:2309

約数の個数: 56

約数和(自身を含む): 189372240

約数和(自身を除く): 110579600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 565, 904, 1130, 1808, 2179, 2260, 3616, 4358, 4520, 7232, 8716, 9040, 10895, 17432, 18080, 21790, 34864, 36160, 43580, 69728, 87160, 139456, 174320, 246227, 348640, 492454, 697280, 984908, 1231135, 1969816, 2462270, 3939632, 4924540, 7879264, 9849080, 15758528, 19698160, 39396320, 78792640]

約数ペア:

[(1, 78792640), (2, 39396320), (4, 19698160), (5, 15758528), (8, 9849080), (10, 7879264), (16, 4924540), (20, 3939632), (32, 2462270), (40, 1969816), (64, 1231135), (80, 984908), (113, 697280), (160, 492454), (226, 348640), (320, 246227), (452, 174320), (565, 139456), (904, 87160), (1130, 69728), (1808, 43580), (2179, 36160), (2260, 34864), (3616, 21790), (4358, 18080), (4520, 17432), (7232, 10895), (8716, 9040)]