85764620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{2551}}^1$

素因数の和:2642

約数の個数: 36

約数和(自身を含む): 184678032

約数和(自身を除く): 98913412

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1681, 2551, 3362, 5102, 6724, 8405, 10204, 12755, 16810, 25510, 33620, 51020, 104591, 209182, 418364, 522955, 1045910, 2091820, 4288231, 8576462, 17152924, 21441155, 42882310, 85764620]

約数ペア:

[(1, 85764620), (2, 42882310), (4, 21441155), (5, 17152924), (10, 8576462), (20, 4288231), (41, 2091820), (82, 1045910), (164, 522955), (205, 418364), (410, 209182), (820, 104591), (1681, 51020), (2551, 33620), (3362, 25510), (5102, 16810), (6724, 12755), (8405, 10204)]