81786770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{6229}}^1$

素因数の和:6350

約数の個数: 32

約数和(自身を含む): 160135920

約数和(自身を除く): 78349150

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 1010, 1313, 2626, 6229, 6565, 12458, 13130, 31145, 62290, 80977, 161954, 404885, 629129, 809770, 1258258, 3145645, 6291290, 8178677, 16357354, 40893385, 81786770]

約数ペア:

[(1, 81786770), (2, 40893385), (5, 16357354), (10, 8178677), (13, 6291290), (26, 3145645), (65, 1258258), (101, 809770), (130, 629129), (202, 404885), (505, 161954), (1010, 80977), (1313, 62290), (2626, 31145), (6229, 13130), (6565, 12458)]