51355400

素因数分解:

$2^3\times 5^2\times {\mathrm{461}}^1\times {\mathrm{557}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 119875140

約数和(自身を除く): 68519740

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 461, 557, 922, 1114, 1844, 2228, 2305, 2785, 3688, 4456, 4610, 5570, 9220, 11140, 11525, 13925, 18440, 22280, 23050, 27850, 46100, 55700, 92200, 111400, 256777, 513554, 1027108, 1283885, 2054216, 2567770, 5135540, 6419425, 10271080, 12838850, 25677700, 51355400]

約数ペア:

[(1, 51355400), (2, 25677700), (4, 12838850), (5, 10271080), (8, 6419425), (10, 5135540), (20, 2567770), (25, 2054216), (40, 1283885), (50, 1027108), (100, 513554), (200, 256777), (461, 111400), (557, 92200), (922, 55700), (1114, 46100), (1844, 27850), (2228, 23050), (2305, 22280), (2785, 18440), (3688, 13925), (4456, 11525), (4610, 11140), (5570, 9220)]