129422000

素因数分解:

$2^4\times 5^3\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:583

約数の個数: 80

約数和(自身を含む): 315655392

約数和(自身を除く): 186233392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 163, 200, 250, 326, 397, 400, 500, 652, 794, 815, 1000, 1304, 1588, 1630, 1985, 2000, 2608, 3176, 3260, 3970, 4075, 6352, 6520, 7940, 8150, 9925, 13040, 15880, 16300, 19850, 20375, 31760, 32600, 39700, 40750, 49625, 64711, 65200, 79400, 81500, 99250, 129422, 158800, 163000, 198500, 258844, 323555, 326000, 397000, 517688, 647110, 794000, 1035376, 1294220, 1617775, 2588440, 3235550, 5176880, 6471100, 8088875, 12942200, 16177750, 25884400, 32355500, 64711000, 129422000]

約数ペア:

[(1, 129422000), (2, 64711000), (4, 32355500), (5, 25884400), (8, 16177750), (10, 12942200), (16, 8088875), (20, 6471100), (25, 5176880), (40, 3235550), (50, 2588440), (80, 1617775), (100, 1294220), (125, 1035376), (163, 794000), (200, 647110), (250, 517688), (326, 397000), (397, 326000), (400, 323555), (500, 258844), (652, 198500), (794, 163000), (815, 158800), (1000, 129422), (1304, 99250), (1588, 81500), (1630, 79400), (1985, 65200), (2000, 64711), (2608, 49625), (3176, 40750), (3260, 39700), (3970, 32600), (4075, 31760), (6352, 20375), (6520, 19850), (7940, 16300), (8150, 15880), (9925, 13040)]