49998000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:680

約数の個数: 160

約数和(自身を含む): 173863872

約数和(自身を除く): 123865872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 125, 130, 150, 156, 195, 200, 208, 240, 250, 260, 300, 312, 325, 375, 390, 400, 500, 520, 600, 624, 641, 650, 750, 780, 975, 1000, 1040, 1200, 1282, 1300, 1500, 1560, 1625, 1923, 1950, 2000, 2564, 2600, 3000, 3120, 3205, 3250, 3846, 3900, 4875, 5128, 5200, 6000, 6410, 6500, 7692, 7800, 8333, 9615, 9750, 10256, 12820, 13000, 15384, 15600, 16025, 16666, 19230, 19500, 24999, 25640, 26000, 30768, 32050, 33332, 38460, 39000, 41665, 48075, 49998, 51280, 64100, 66664, 76920, 78000, 80125, 83330, 96150, 99996, 124995, 128200, 133328, 153840, 160250, 166660, 192300, 199992, 208325, 240375, 249990, 256400, 320500, 333320, 384600, 399984, 416650, 480750, 499980, 624975, 641000, 666640, 769200, 833300, 961500, 999960, 1041625, 1249950, 1282000, 1666600, 1923000, 1999920, 2083250, 2499900, 3124875, 3333200, 3846000, 4166500, 4999800, 6249750, 8333000, 9999600, 12499500, 16666000, 24999000, 49998000]

約数ペア:

[(1, 49998000), (2, 24999000), (3, 16666000), (4, 12499500), (5, 9999600), (6, 8333000), (8, 6249750), (10, 4999800), (12, 4166500), (13, 3846000), (15, 3333200), (16, 3124875), (20, 2499900), (24, 2083250), (25, 1999920), (26, 1923000), (30, 1666600), (39, 1282000), (40, 1249950), (48, 1041625), (50, 999960), (52, 961500), (60, 833300), (65, 769200), (75, 666640), (78, 641000), (80, 624975), (100, 499980), (104, 480750), (120, 416650), (125, 399984), (130, 384600), (150, 333320), (156, 320500), (195, 256400), (200, 249990), (208, 240375), (240, 208325), (250, 199992), (260, 192300), (300, 166660), (312, 160250), (325, 153840), (375, 133328), (390, 128200), (400, 124995), (500, 99996), (520, 96150), (600, 83330), (624, 80125), (641, 78000), (650, 76920), (750, 66664), (780, 64100), (975, 51280), (1000, 49998), (1040, 48075), (1200, 41665), (1282, 39000), (1300, 38460), (1500, 33332), (1560, 32050), (1625, 30768), (1923, 26000), (1950, 25640), (2000, 24999), (2564, 19500), (2600, 19230), (3000, 16666), (3120, 16025), (3205, 15600), (3250, 15384), (3846, 13000), (3900, 12820), (4875, 10256), (5128, 9750), (5200, 9615), (6000, 8333), (6410, 7800), (6500, 7692)]