31989500

素因数分解:

$2^2\times 5^3\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 70525728

約数和(自身を除く): 38536228

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 137, 250, 274, 467, 500, 548, 685, 934, 1370, 1868, 2335, 2740, 3425, 4670, 6850, 9340, 11675, 13700, 17125, 23350, 34250, 46700, 58375, 63979, 68500, 116750, 127958, 233500, 255916, 319895, 639790, 1279580, 1599475, 3198950, 6397900, 7997375, 15994750, 31989500]

約数ペア:

[(1, 31989500), (2, 15994750), (4, 7997375), (5, 6397900), (10, 3198950), (20, 1599475), (25, 1279580), (50, 639790), (100, 319895), (125, 255916), (137, 233500), (250, 127958), (274, 116750), (467, 68500), (500, 63979), (548, 58375), (685, 46700), (934, 34250), (1370, 23350), (1868, 17125), (2335, 13700), (2740, 11675), (3425, 9340), (4670, 6850)]