66537275

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 100374528

約数和(自身を除く): 33837253

約数列:

[1, 5, 7, 23, 25, 35, 61, 115, 161, 175, 271, 305, 427, 575, 805, 1355, 1403, 1525, 1897, 2135, 4025, 6233, 6775, 7015, 9485, 9821, 10675, 16531, 31165, 35075, 43631, 47425, 49105, 82655, 115717, 155825, 218155, 245525, 380213, 413275, 578585, 1090775, 1901065, 2661491, 2892925, 9505325, 13307455, 66537275]

約数ペア:

[(1, 66537275), (5, 13307455), (7, 9505325), (23, 2892925), (25, 2661491), (35, 1901065), (61, 1090775), (115, 578585), (161, 413275), (175, 380213), (271, 245525), (305, 218155), (427, 155825), (575, 115717), (805, 82655), (1355, 49105), (1403, 47425), (1525, 43631), (1897, 35075), (2135, 31165), (4025, 16531), (6233, 10675), (6775, 9821), (7015, 9485)]