71489800

素因数分解:

$2^3\times 5^2\times {\mathrm{271}}^1\times {\mathrm{1319}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 166953600

約数和(自身を除く): 95463800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 271, 542, 1084, 1319, 1355, 2168, 2638, 2710, 5276, 5420, 6595, 6775, 10552, 10840, 13190, 13550, 26380, 27100, 32975, 52760, 54200, 65950, 131900, 263800, 357449, 714898, 1429796, 1787245, 2859592, 3574490, 7148980, 8936225, 14297960, 17872450, 35744900, 71489800]

約数ペア:

[(1, 71489800), (2, 35744900), (4, 17872450), (5, 14297960), (8, 8936225), (10, 7148980), (20, 3574490), (25, 2859592), (40, 1787245), (50, 1429796), (100, 714898), (200, 357449), (271, 263800), (542, 131900), (1084, 65950), (1319, 54200), (1355, 52760), (2168, 32975), (2638, 27100), (2710, 26380), (5276, 13550), (5420, 13190), (6595, 10840), (6775, 10552)]