42639350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{65599}}^1$

素因数の和:65624

約数の個数: 24

約数和(自身を含む): 85411200

約数和(自身を除く): 42771850

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 65599, 131198, 327995, 655990, 852787, 1639975, 1705574, 3279950, 4263935, 8527870, 21319675, 42639350]

約数ペア:

[(1, 42639350), (2, 21319675), (5, 8527870), (10, 4263935), (13, 3279950), (25, 1705574), (26, 1639975), (50, 852787), (65, 655990), (130, 327995), (325, 131198), (650, 65599)]