51242960

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1171}}^1$

素因数の和:1731

約数の個数: 40

約数和(自身を含む): 119459616

約数和(自身を除く): 68216656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 1094, 1171, 2188, 2342, 2735, 4376, 4684, 5470, 5855, 8752, 9368, 10940, 11710, 18736, 21880, 23420, 43760, 46840, 93680, 640537, 1281074, 2562148, 3202685, 5124296, 6405370, 10248592, 12810740, 25621480, 51242960]

約数ペア:

[(1, 51242960), (2, 25621480), (4, 12810740), (5, 10248592), (8, 6405370), (10, 5124296), (16, 3202685), (20, 2562148), (40, 1281074), (80, 640537), (547, 93680), (1094, 46840), (1171, 43760), (2188, 23420), (2342, 21880), (2735, 18736), (4376, 11710), (4684, 10940), (5470, 9368), (5855, 8752)]