165792620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{2273}}^1$

素因数の和:2810

約数の個数: 48

約数和(自身を含む): 398841408

約数和(自身を除く): 233048788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521, 1042, 2084, 2273, 2605, 3647, 4546, 5210, 7294, 9092, 10420, 11365, 14588, 15911, 18235, 22730, 31822, 36470, 45460, 63644, 72940, 79555, 159110, 318220, 1184233, 2368466, 4736932, 5921165, 8289631, 11842330, 16579262, 23684660, 33158524, 41448155, 82896310, 165792620]

約数ペア:

[(1, 165792620), (2, 82896310), (4, 41448155), (5, 33158524), (7, 23684660), (10, 16579262), (14, 11842330), (20, 8289631), (28, 5921165), (35, 4736932), (70, 2368466), (140, 1184233), (521, 318220), (1042, 159110), (2084, 79555), (2273, 72940), (2605, 63644), (3647, 45460), (4546, 36470), (5210, 31822), (7294, 22730), (9092, 18235), (10420, 15911), (11365, 14588)]