153900275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{569}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 197904000

約数和(自身を除く): 44003725

約数列:

[1, 5, 25, 31, 155, 349, 569, 775, 1745, 2845, 8725, 10819, 14225, 17639, 54095, 88195, 198581, 270475, 440975, 992905, 4964525, 6156011, 30780055, 153900275]

約数ペア:

[(1, 153900275), (5, 30780055), (25, 6156011), (31, 4964525), (155, 992905), (349, 440975), (569, 270475), (775, 198581), (1745, 88195), (2845, 54095), (8725, 17639), (10819, 14225)]