156944419010

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{40345609}}^1$

素因数の和:40346005

約数の個数: 16

約数和(自身を含む): 283226182200

約数和(自身を除く): 126281763190

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 40345609, 80691218, 201728045, 403456090, 15694441901, 31388883802, 78472209505, 156944419010]

約数ペア:

[(1, 156944419010), (2, 78472209505), (5, 31388883802), (10, 15694441901), (389, 403456090), (778, 201728045), (1945, 80691218), (3890, 40345609)]