38759000

素因数分解:

$2^3\times 5^3\times 7^3\times {\mathrm{113}}^1$

素因数の和:155

約数の個数: 128

約数和(自身を含む): 106704000

約数和(自身を除く): 67945000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 113, 125, 140, 175, 196, 200, 226, 245, 250, 280, 343, 350, 392, 452, 490, 500, 565, 686, 700, 791, 875, 904, 980, 1000, 1130, 1225, 1372, 1400, 1582, 1715, 1750, 1960, 2260, 2450, 2744, 2825, 3164, 3430, 3500, 3955, 4520, 4900, 5537, 5650, 6125, 6328, 6860, 7000, 7910, 8575, 9800, 11074, 11300, 12250, 13720, 14125, 15820, 17150, 19775, 22148, 22600, 24500, 27685, 28250, 31640, 34300, 38759, 39550, 42875, 44296, 49000, 55370, 56500, 68600, 77518, 79100, 85750, 98875, 110740, 113000, 138425, 155036, 158200, 171500, 193795, 197750, 221480, 276850, 310072, 343000, 387590, 395500, 553700, 692125, 775180, 791000, 968975, 1107400, 1384250, 1550360, 1937950, 2768500, 3875900, 4844875, 5537000, 7751800, 9689750, 19379500, 38759000]

約数ペア:

[(1, 38759000), (2, 19379500), (4, 9689750), (5, 7751800), (7, 5537000), (8, 4844875), (10, 3875900), (14, 2768500), (20, 1937950), (25, 1550360), (28, 1384250), (35, 1107400), (40, 968975), (49, 791000), (50, 775180), (56, 692125), (70, 553700), (98, 395500), (100, 387590), (113, 343000), (125, 310072), (140, 276850), (175, 221480), (196, 197750), (200, 193795), (226, 171500), (245, 158200), (250, 155036), (280, 138425), (343, 113000), (350, 110740), (392, 98875), (452, 85750), (490, 79100), (500, 77518), (565, 68600), (686, 56500), (700, 55370), (791, 49000), (875, 44296), (904, 42875), (980, 39550), (1000, 38759), (1130, 34300), (1225, 31640), (1372, 28250), (1400, 27685), (1582, 24500), (1715, 22600), (1750, 22148), (1960, 19775), (2260, 17150), (2450, 15820), (2744, 14125), (2825, 13720), (3164, 12250), (3430, 11300), (3500, 11074), (3955, 9800), (4520, 8575), (4900, 7910), (5537, 7000), (5650, 6860), (6125, 6328)]