105897473680

素因数分解:

$2^4\times 5^1\times {\mathrm{1323718421}}^1$

素因数の和:1323718434

約数の個数: 20

約数和(自身を含む): 246211626492

約数和(自身を除く): 140314152812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1323718421, 2647436842, 5294873684, 6618592105, 10589747368, 13237184210, 21179494736, 26474368420, 52948736840, 105897473680]

約数ペア:

[(1, 105897473680), (2, 52948736840), (4, 26474368420), (5, 21179494736), (8, 13237184210), (10, 10589747368), (16, 6618592105), (20, 5294873684), (40, 2647436842), (80, 1323718421)]