85808000

素因数分解:

$2^7\times 5^3\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 221495040

約数和(自身を除く): 135687040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 173, 200, 248, 250, 310, 320, 346, 400, 496, 500, 620, 640, 692, 775, 800, 865, 992, 1000, 1240, 1384, 1550, 1600, 1730, 1984, 2000, 2480, 2768, 3100, 3200, 3460, 3875, 3968, 4000, 4325, 4960, 5363, 5536, 6200, 6920, 7750, 8000, 8650, 9920, 10726, 11072, 12400, 13840, 15500, 16000, 17300, 19840, 21452, 21625, 22144, 24800, 26815, 27680, 31000, 34600, 42904, 43250, 49600, 53630, 55360, 62000, 69200, 85808, 86500, 99200, 107260, 110720, 124000, 134075, 138400, 171616, 173000, 214520, 248000, 268150, 276800, 343232, 346000, 429040, 496000, 536300, 553600, 670375, 686464, 692000, 858080, 1072600, 1340750, 1384000, 1716160, 2145200, 2681500, 2768000, 3432320, 4290400, 5363000, 8580800, 10726000, 17161600, 21452000, 42904000, 85808000]

約数ペア:

[(1, 85808000), (2, 42904000), (4, 21452000), (5, 17161600), (8, 10726000), (10, 8580800), (16, 5363000), (20, 4290400), (25, 3432320), (31, 2768000), (32, 2681500), (40, 2145200), (50, 1716160), (62, 1384000), (64, 1340750), (80, 1072600), (100, 858080), (124, 692000), (125, 686464), (128, 670375), (155, 553600), (160, 536300), (173, 496000), (200, 429040), (248, 346000), (250, 343232), (310, 276800), (320, 268150), (346, 248000), (400, 214520), (496, 173000), (500, 171616), (620, 138400), (640, 134075), (692, 124000), (775, 110720), (800, 107260), (865, 99200), (992, 86500), (1000, 85808), (1240, 69200), (1384, 62000), (1550, 55360), (1600, 53630), (1730, 49600), (1984, 43250), (2000, 42904), (2480, 34600), (2768, 31000), (3100, 27680), (3200, 26815), (3460, 24800), (3875, 22144), (3968, 21625), (4000, 21452), (4325, 19840), (4960, 17300), (5363, 16000), (5536, 15500), (6200, 13840), (6920, 12400), (7750, 11072), (8000, 10726), (8650, 9920)]