54408880

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8609}}^1$

素因数の和:8701

約数の個数: 40

約数和(自身を含む): 128116800

約数和(自身を除く): 73707920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 8609, 17218, 34436, 43045, 68872, 86090, 137744, 172180, 344360, 680111, 688720, 1360222, 2720444, 3400555, 5440888, 6801110, 10881776, 13602220, 27204440, 54408880]

約数ペア:

[(1, 54408880), (2, 27204440), (4, 13602220), (5, 10881776), (8, 6801110), (10, 5440888), (16, 3400555), (20, 2720444), (40, 1360222), (79, 688720), (80, 680111), (158, 344360), (316, 172180), (395, 137744), (632, 86090), (790, 68872), (1264, 43045), (1580, 34436), (3160, 17218), (6320, 8609)]