25420565200

素因数分解:

$2^4\times 5^2\times {\mathrm{63551413}}^1$

素因数の和:63551431

約数の個数: 30

約数和(自身を含む): 61072908854

約数和(自身を除く): 35652343654

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 63551413, 127102826, 254205652, 317757065, 508411304, 635514130, 1016822608, 1271028260, 1588785325, 2542056520, 3177570650, 5084113040, 6355141300, 12710282600, 25420565200]

約数ペア:

[(1, 25420565200), (2, 12710282600), (4, 6355141300), (5, 5084113040), (8, 3177570650), (10, 2542056520), (16, 1588785325), (20, 1271028260), (25, 1016822608), (40, 635514130), (50, 508411304), (80, 317757065), (100, 254205652), (200, 127102826), (400, 63551413)]