858558100

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1009}}^1$

素因数の和:1217

約数の個数: 72

約数和(自身を含む): 1907655680

約数和(自身を除く): 1049097580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 127, 134, 254, 268, 335, 508, 635, 670, 1009, 1270, 1340, 1675, 2018, 2540, 3175, 3350, 4036, 5045, 6350, 6700, 8509, 10090, 12700, 17018, 20180, 25225, 34036, 42545, 50450, 67603, 85090, 100900, 128143, 135206, 170180, 212725, 256286, 270412, 338015, 425450, 512572, 640715, 676030, 850900, 1281430, 1352060, 1690075, 2562860, 3203575, 3380150, 6407150, 6760300, 8585581, 12814300, 17171162, 34342324, 42927905, 85855810, 171711620, 214639525, 429279050, 858558100]

約数ペア:

[(1, 858558100), (2, 429279050), (4, 214639525), (5, 171711620), (10, 85855810), (20, 42927905), (25, 34342324), (50, 17171162), (67, 12814300), (100, 8585581), (127, 6760300), (134, 6407150), (254, 3380150), (268, 3203575), (335, 2562860), (508, 1690075), (635, 1352060), (670, 1281430), (1009, 850900), (1270, 676030), (1340, 640715), (1675, 512572), (2018, 425450), (2540, 338015), (3175, 270412), (3350, 256286), (4036, 212725), (5045, 170180), (6350, 135206), (6700, 128143), (8509, 100900), (10090, 85090), (12700, 67603), (17018, 50450), (20180, 42545), (25225, 34036)]