71716175

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 98160384

約数和(自身を除く): 26444209

約数列:

[1, 5, 25, 31, 37, 41, 61, 155, 185, 205, 305, 775, 925, 1025, 1147, 1271, 1517, 1525, 1891, 2257, 2501, 5735, 6355, 7585, 9455, 11285, 12505, 28675, 31775, 37925, 47027, 47275, 56425, 62525, 69967, 77531, 92537, 235135, 349835, 387655, 462685, 1175675, 1749175, 1938275, 2313425, 2868647, 14343235, 71716175]

約数ペア:

[(1, 71716175), (5, 14343235), (25, 2868647), (31, 2313425), (37, 1938275), (41, 1749175), (61, 1175675), (155, 462685), (185, 387655), (205, 349835), (305, 235135), (775, 92537), (925, 77531), (1025, 69967), (1147, 62525), (1271, 56425), (1517, 47275), (1525, 47027), (1891, 37925), (2257, 31775), (2501, 28675), (5735, 12505), (6355, 11285), (7585, 9455)]