71416000

素因数分解:

$2^6\times 5^3\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:219

約数の個数: 112

約数和(自身を含む): 180685440

約数和(自身を除く): 109269440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 113, 125, 158, 160, 200, 226, 250, 316, 320, 395, 400, 452, 500, 565, 632, 790, 800, 904, 1000, 1130, 1264, 1580, 1600, 1808, 1975, 2000, 2260, 2528, 2825, 3160, 3616, 3950, 4000, 4520, 5056, 5650, 6320, 7232, 7900, 8000, 8927, 9040, 9875, 11300, 12640, 14125, 15800, 17854, 18080, 19750, 22600, 25280, 28250, 31600, 35708, 36160, 39500, 44635, 45200, 56500, 63200, 71416, 79000, 89270, 90400, 113000, 126400, 142832, 158000, 178540, 180800, 223175, 226000, 285664, 316000, 357080, 446350, 452000, 571328, 632000, 714160, 892700, 904000, 1115875, 1428320, 1785400, 2231750, 2856640, 3570800, 4463500, 7141600, 8927000, 14283200, 17854000, 35708000, 71416000]

約数ペア:

[(1, 71416000), (2, 35708000), (4, 17854000), (5, 14283200), (8, 8927000), (10, 7141600), (16, 4463500), (20, 3570800), (25, 2856640), (32, 2231750), (40, 1785400), (50, 1428320), (64, 1115875), (79, 904000), (80, 892700), (100, 714160), (113, 632000), (125, 571328), (158, 452000), (160, 446350), (200, 357080), (226, 316000), (250, 285664), (316, 226000), (320, 223175), (395, 180800), (400, 178540), (452, 158000), (500, 142832), (565, 126400), (632, 113000), (790, 90400), (800, 89270), (904, 79000), (1000, 71416), (1130, 63200), (1264, 56500), (1580, 45200), (1600, 44635), (1808, 39500), (1975, 36160), (2000, 35708), (2260, 31600), (2528, 28250), (2825, 25280), (3160, 22600), (3616, 19750), (3950, 18080), (4000, 17854), (4520, 15800), (5056, 14125), (5650, 12640), (6320, 11300), (7232, 9875), (7900, 9040), (8000, 8927)]