30788000

素因数分解:

$2^5\times 5^3\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 77837760

約数和(自身を除く): 47049760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 125, 160, 172, 179, 200, 215, 250, 344, 358, 400, 430, 500, 688, 716, 800, 860, 895, 1000, 1075, 1376, 1432, 1720, 1790, 2000, 2150, 2864, 3440, 3580, 4000, 4300, 4475, 5375, 5728, 6880, 7160, 7697, 8600, 8950, 10750, 14320, 15394, 17200, 17900, 21500, 22375, 28640, 30788, 34400, 35800, 38485, 43000, 44750, 61576, 71600, 76970, 86000, 89500, 123152, 143200, 153940, 172000, 179000, 192425, 246304, 307880, 358000, 384850, 615760, 716000, 769700, 962125, 1231520, 1539400, 1924250, 3078800, 3848500, 6157600, 7697000, 15394000, 30788000]

約数ペア:

[(1, 30788000), (2, 15394000), (4, 7697000), (5, 6157600), (8, 3848500), (10, 3078800), (16, 1924250), (20, 1539400), (25, 1231520), (32, 962125), (40, 769700), (43, 716000), (50, 615760), (80, 384850), (86, 358000), (100, 307880), (125, 246304), (160, 192425), (172, 179000), (179, 172000), (200, 153940), (215, 143200), (250, 123152), (344, 89500), (358, 86000), (400, 76970), (430, 71600), (500, 61576), (688, 44750), (716, 43000), (800, 38485), (860, 35800), (895, 34400), (1000, 30788), (1075, 28640), (1376, 22375), (1432, 21500), (1720, 17900), (1790, 17200), (2000, 15394), (2150, 14320), (2864, 10750), (3440, 8950), (3580, 8600), (4000, 7697), (4300, 7160), (4475, 6880), (5375, 5728)]