25479920

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4363}}^1$

素因数の和:4449

約数の個数: 40

約数和(自身を含む): 60066096

約数和(自身を除く): 34586176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 4363, 5840, 8726, 17452, 21815, 34904, 43630, 69808, 87260, 174520, 318499, 349040, 636998, 1273996, 1592495, 2547992, 3184990, 5095984, 6369980, 12739960, 25479920]

約数ペア:

[(1, 25479920), (2, 12739960), (4, 6369980), (5, 5095984), (8, 3184990), (10, 2547992), (16, 1592495), (20, 1273996), (40, 636998), (73, 349040), (80, 318499), (146, 174520), (292, 87260), (365, 69808), (584, 43630), (730, 34904), (1168, 21815), (1460, 17452), (2920, 8726), (4363, 5840)]