86420290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{27091}}^1$

素因数の和:27138

約数の個数: 32

約数和(自身を含む): 175556160

約数和(自身を除く): 89135870

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 27091, 54182, 135455, 270910, 298001, 596002, 785639, 1490005, 1571278, 2980010, 3928195, 7856390, 8642029, 17284058, 43210145, 86420290]

約数ペア:

[(1, 86420290), (2, 43210145), (5, 17284058), (10, 8642029), (11, 7856390), (22, 3928195), (29, 2980010), (55, 1571278), (58, 1490005), (110, 785639), (145, 596002), (290, 298001), (319, 270910), (638, 135455), (1595, 54182), (3190, 27091)]