31276480

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2273}}^1$

素因数の和:2333

約数の個数: 56

約数和(自身を含む): 76242672

約数和(自身を除く): 44966192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2273, 2752, 3440, 4546, 6880, 9092, 11365, 13760, 18184, 22730, 36368, 45460, 72736, 90920, 97739, 145472, 181840, 195478, 363680, 390956, 488695, 727360, 781912, 977390, 1563824, 1954780, 3127648, 3909560, 6255296, 7819120, 15638240, 31276480]

約数ペア:

[(1, 31276480), (2, 15638240), (4, 7819120), (5, 6255296), (8, 3909560), (10, 3127648), (16, 1954780), (20, 1563824), (32, 977390), (40, 781912), (43, 727360), (64, 488695), (80, 390956), (86, 363680), (160, 195478), (172, 181840), (215, 145472), (320, 97739), (344, 90920), (430, 72736), (688, 45460), (860, 36368), (1376, 22730), (1720, 18184), (2273, 13760), (2752, 11365), (3440, 9092), (4546, 6880)]