245200

素因数分解:

$2^4\times 5^2\times {\mathrm{613}}^1$

素因数の和:631

約数の個数: 30

約数和(自身を含む): 590054

約数和(自身を除く): 344854

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 613, 1226, 2452, 3065, 4904, 6130, 9808, 12260, 15325, 24520, 30650, 49040, 61300, 122600, 245200]

約数ペア:

[(1, 245200), (2, 122600), (4, 61300), (5, 49040), (8, 30650), (10, 24520), (16, 15325), (20, 12260), (25, 9808), (40, 6130), (50, 4904), (80, 3065), (100, 2452), (200, 1226), (400, 613)]