71551870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1987}}^1$

素因数の和:2284

約数の個数: 32

約数和(自身を含む): 139271328

約数和(自身を除く): 67719458

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 1385, 1987, 2770, 3601, 3974, 7202, 9935, 18005, 19870, 25831, 36010, 51662, 129155, 258310, 550399, 1100798, 2751995, 5503990, 7155187, 14310374, 35775935, 71551870]

約数ペア:

[(1, 71551870), (2, 35775935), (5, 14310374), (10, 7155187), (13, 5503990), (26, 2751995), (65, 1100798), (130, 550399), (277, 258310), (554, 129155), (1385, 51662), (1987, 36010), (2770, 25831), (3601, 19870), (3974, 18005), (7202, 9935)]