25809550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{673}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 52652880

約数和(自身を除く): 26843330

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 59, 65, 118, 130, 295, 325, 590, 650, 673, 767, 1346, 1475, 1534, 2950, 3365, 3835, 6730, 7670, 8749, 16825, 17498, 19175, 33650, 38350, 39707, 43745, 79414, 87490, 198535, 218725, 397070, 437450, 516191, 992675, 1032382, 1985350, 2580955, 5161910, 12904775, 25809550]

約数ペア:

[(1, 25809550), (2, 12904775), (5, 5161910), (10, 2580955), (13, 1985350), (25, 1032382), (26, 992675), (50, 516191), (59, 437450), (65, 397070), (118, 218725), (130, 198535), (295, 87490), (325, 79414), (590, 43745), (650, 39707), (673, 38350), (767, 33650), (1346, 19175), (1475, 17498), (1534, 16825), (2950, 8749), (3365, 7670), (3835, 6730)]