25012720

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4283}}^1$

素因数の和:4369

約数の個数: 40

約数和(自身を含む): 58964976

約数和(自身を除く): 33952256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 4283, 5840, 8566, 17132, 21415, 34264, 42830, 68528, 85660, 171320, 312659, 342640, 625318, 1250636, 1563295, 2501272, 3126590, 5002544, 6253180, 12506360, 25012720]

約数ペア:

[(1, 25012720), (2, 12506360), (4, 6253180), (5, 5002544), (8, 3126590), (10, 2501272), (16, 1563295), (20, 1250636), (40, 625318), (73, 342640), (80, 312659), (146, 171320), (292, 85660), (365, 68528), (584, 42830), (730, 34264), (1168, 21415), (1460, 17132), (2920, 8566), (4283, 5840)]