156900102640

素因数分解:

$2^4\times 5^1\times {\mathrm{19913}}^1\times {\mathrm{98491}}^1$

素因数の和:118417

約数の個数: 40

約数和(自身を含む): 364814761968

約数和(自身を除く): 207914659328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19913, 39826, 79652, 98491, 99565, 159304, 196982, 199130, 318608, 393964, 398260, 492455, 787928, 796520, 984910, 1575856, 1593040, 1969820, 3939640, 7879280, 1961251283, 3922502566, 7845005132, 9806256415, 15690010264, 19612512830, 31380020528, 39225025660, 78450051320, 156900102640]

約数ペア:

[(1, 156900102640), (2, 78450051320), (4, 39225025660), (5, 31380020528), (8, 19612512830), (10, 15690010264), (16, 9806256415), (20, 7845005132), (40, 3922502566), (80, 1961251283), (19913, 7879280), (39826, 3939640), (79652, 1969820), (98491, 1593040), (99565, 1575856), (159304, 984910), (196982, 796520), (199130, 787928), (318608, 492455), (393964, 398260)]