40781585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 55974912

約数和(自身を除く): 15193327

約数列:

[1, 5, 13, 31, 37, 65, 155, 185, 403, 481, 547, 1147, 2015, 2405, 2735, 5735, 7111, 14911, 16957, 20239, 35555, 74555, 84785, 101195, 220441, 263107, 627409, 1102205, 1315535, 3137045, 8156317, 40781585]

約数ペア:

[(1, 40781585), (5, 8156317), (13, 3137045), (31, 1315535), (37, 1102205), (65, 627409), (155, 263107), (185, 220441), (403, 101195), (481, 84785), (547, 74555), (1147, 35555), (2015, 20239), (2405, 16957), (2735, 14911), (5735, 7111)]