166856975

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{829}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 211809360

約数和(自身を除く): 44952385

約数列:

[1, 5, 25, 83, 97, 415, 485, 829, 2075, 2425, 4145, 8051, 20725, 40255, 68807, 80413, 201275, 344035, 402065, 1720175, 2010325, 6674279, 33371395, 166856975]

約数ペア:

[(1, 166856975), (5, 33371395), (25, 6674279), (83, 2010325), (97, 1720175), (415, 402065), (485, 344035), (829, 201275), (2075, 80413), (2425, 68807), (4145, 40255), (8051, 20725)]