810267305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 1022208000

約数和(自身を除く): 211940695

約数列:

[1, 5, 31, 109, 155, 199, 241, 545, 995, 1205, 3379, 6169, 7471, 16895, 21691, 26269, 30845, 37355, 47959, 108455, 131345, 239795, 672421, 814339, 1486729, 3362105, 4071695, 5227531, 7433645, 26137655, 162053461, 810267305]

約数ペア:

[(1, 810267305), (5, 162053461), (31, 26137655), (109, 7433645), (155, 5227531), (199, 4071695), (241, 3362105), (545, 1486729), (995, 814339), (1205, 672421), (3379, 239795), (6169, 131345), (7471, 108455), (16895, 47959), (21691, 37355), (26269, 30845)]