72211865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1033}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 100058112

約数和(自身を除く): 27846247

約数列:

[1, 5, 11, 31, 41, 55, 155, 205, 341, 451, 1033, 1271, 1705, 2255, 5165, 6355, 11363, 13981, 32023, 42353, 56815, 69905, 160115, 211765, 352253, 465883, 1312943, 1761265, 2329415, 6564715, 14442373, 72211865]

約数ペア:

[(1, 72211865), (5, 14442373), (11, 6564715), (31, 2329415), (41, 1761265), (55, 1312943), (155, 465883), (205, 352253), (341, 211765), (451, 160115), (1033, 69905), (1271, 56815), (1705, 42353), (2255, 32023), (5165, 13981), (6355, 11363)]