64371000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:566

約数の個数: 128

約数和(自身を含む): 205920000

約数和(自身を除く): 141549000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 43, 50, 60, 75, 86, 100, 120, 125, 129, 150, 172, 200, 215, 250, 258, 300, 344, 375, 430, 499, 500, 516, 600, 645, 750, 860, 998, 1000, 1032, 1075, 1290, 1497, 1500, 1720, 1996, 2150, 2495, 2580, 2994, 3000, 3225, 3992, 4300, 4990, 5160, 5375, 5988, 6450, 7485, 8600, 9980, 10750, 11976, 12475, 12900, 14970, 16125, 19960, 21457, 21500, 24950, 25800, 29940, 32250, 37425, 42914, 43000, 49900, 59880, 62375, 64371, 64500, 74850, 85828, 99800, 107285, 124750, 128742, 129000, 149700, 171656, 187125, 214570, 249500, 257484, 299400, 321855, 374250, 429140, 499000, 514968, 536425, 643710, 748500, 858280, 1072850, 1287420, 1497000, 1609275, 2145700, 2574840, 2682125, 3218550, 4291400, 5364250, 6437100, 8046375, 10728500, 12874200, 16092750, 21457000, 32185500, 64371000]

約数ペア:

[(1, 64371000), (2, 32185500), (3, 21457000), (4, 16092750), (5, 12874200), (6, 10728500), (8, 8046375), (10, 6437100), (12, 5364250), (15, 4291400), (20, 3218550), (24, 2682125), (25, 2574840), (30, 2145700), (40, 1609275), (43, 1497000), (50, 1287420), (60, 1072850), (75, 858280), (86, 748500), (100, 643710), (120, 536425), (125, 514968), (129, 499000), (150, 429140), (172, 374250), (200, 321855), (215, 299400), (250, 257484), (258, 249500), (300, 214570), (344, 187125), (375, 171656), (430, 149700), (499, 129000), (500, 128742), (516, 124750), (600, 107285), (645, 99800), (750, 85828), (860, 74850), (998, 64500), (1000, 64371), (1032, 62375), (1075, 59880), (1290, 49900), (1497, 43000), (1500, 42914), (1720, 37425), (1996, 32250), (2150, 29940), (2495, 25800), (2580, 24950), (2994, 21500), (3000, 21457), (3225, 19960), (3992, 16125), (4300, 14970), (4990, 12900), (5160, 12475), (5375, 11976), (5988, 10750), (6450, 9980), (7485, 8600)]