131805025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15461}}^1$

素因数の和:15513

約数の個数: 24

約数和(自身を含む): 184059648

約数和(自身を除く): 52254623

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 8525, 15461, 77305, 170071, 386525, 479291, 850355, 2396455, 4251775, 5272201, 11982275, 26361005, 131805025]

約数ペア:

[(1, 131805025), (5, 26361005), (11, 11982275), (25, 5272201), (31, 4251775), (55, 2396455), (155, 850355), (275, 479291), (341, 386525), (775, 170071), (1705, 77305), (8525, 15461)]