148005080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{90247}}^1$

素因数の和:90299

約数の個数: 32

約数和(自身を含む): 341137440

約数和(自身を除く): 193132360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 90247, 180494, 360988, 451235, 721976, 902470, 1804940, 3609880, 3700127, 7400254, 14800508, 18500635, 29601016, 37001270, 74002540, 148005080]

約数ペア:

[(1, 148005080), (2, 74002540), (4, 37001270), (5, 29601016), (8, 18500635), (10, 14800508), (20, 7400254), (40, 3700127), (41, 3609880), (82, 1804940), (164, 902470), (205, 721976), (328, 451235), (410, 360988), (820, 180494), (1640, 90247)]