156947966690

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{40346521}}^1$

素因数の和:40346917

約数の個数: 16

約数和(自身を含む): 283232584440

約数和(自身を除く): 126284617750

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 40346521, 80693042, 201732605, 403465210, 15694796669, 31389593338, 78473983345, 156947966690]

約数ペア:

[(1, 156947966690), (2, 78473983345), (5, 31389593338), (10, 15694796669), (389, 403465210), (778, 201732605), (1945, 80693042), (3890, 40346521)]