25270525

素因数分解:

$5^2\times 7^4\times {\mathrm{421}}^1$

素因数の和:459

約数の個数: 30

約数和(自身を含む): 36642682

約数和(自身を除く): 11372157

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 421, 1225, 1715, 2105, 2401, 2947, 8575, 10525, 12005, 14735, 20629, 60025, 73675, 103145, 144403, 515725, 722015, 1010821, 3610075, 5054105, 25270525]

約数ペア:

[(1, 25270525), (5, 5054105), (7, 3610075), (25, 1010821), (35, 722015), (49, 515725), (175, 144403), (245, 103145), (343, 73675), (421, 60025), (1225, 20629), (1715, 14735), (2105, 12005), (2401, 10525), (2947, 8575)]