71457925

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5303}}^1$

素因数の和:5338

約数の個数: 36

約数和(自身を含む): 112466016

約数和(自身を除く): 41008091

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 175, 245, 275, 385, 539, 1225, 1925, 2695, 5303, 13475, 26515, 37121, 58333, 132575, 185605, 259847, 291665, 408331, 928025, 1299235, 1458325, 2041655, 2858317, 6496175, 10208275, 14291585, 71457925]

約数ペア:

[(1, 71457925), (5, 14291585), (7, 10208275), (11, 6496175), (25, 2858317), (35, 2041655), (49, 1458325), (55, 1299235), (77, 928025), (175, 408331), (245, 291665), (275, 259847), (385, 185605), (539, 132575), (1225, 58333), (1925, 37121), (2695, 26515), (5303, 13475)]