207815425

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{757}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 263177600

約数和(自身を除く): 55362175

約数列:

[1, 5, 25, 79, 139, 395, 695, 757, 1975, 3475, 3785, 10981, 18925, 54905, 59803, 105223, 274525, 299015, 526115, 1495075, 2630575, 8312617, 41563085, 207815425]

約数ペア:

[(1, 207815425), (5, 41563085), (25, 8312617), (79, 2630575), (139, 1495075), (395, 526115), (695, 299015), (757, 274525), (1975, 105223), (3475, 59803), (3785, 54905), (10981, 18925)]