16121000

素因数分解:

$2^3\times 5^3\times 7^3\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 128

約数和(自身を含む): 44928000

約数和(自身を除く): 28807000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 47, 49, 50, 56, 70, 94, 98, 100, 125, 140, 175, 188, 196, 200, 235, 245, 250, 280, 329, 343, 350, 376, 392, 470, 490, 500, 658, 686, 700, 875, 940, 980, 1000, 1175, 1225, 1316, 1372, 1400, 1645, 1715, 1750, 1880, 1960, 2303, 2350, 2450, 2632, 2744, 3290, 3430, 3500, 4606, 4700, 4900, 5875, 6125, 6580, 6860, 7000, 8225, 8575, 9212, 9400, 9800, 11515, 11750, 12250, 13160, 13720, 16121, 16450, 17150, 18424, 23030, 23500, 24500, 32242, 32900, 34300, 41125, 42875, 46060, 47000, 49000, 57575, 64484, 65800, 68600, 80605, 82250, 85750, 92120, 115150, 128968, 161210, 164500, 171500, 230300, 287875, 322420, 329000, 343000, 403025, 460600, 575750, 644840, 806050, 1151500, 1612100, 2015125, 2303000, 3224200, 4030250, 8060500, 16121000]

約数ペア:

[(1, 16121000), (2, 8060500), (4, 4030250), (5, 3224200), (7, 2303000), (8, 2015125), (10, 1612100), (14, 1151500), (20, 806050), (25, 644840), (28, 575750), (35, 460600), (40, 403025), (47, 343000), (49, 329000), (50, 322420), (56, 287875), (70, 230300), (94, 171500), (98, 164500), (100, 161210), (125, 128968), (140, 115150), (175, 92120), (188, 85750), (196, 82250), (200, 80605), (235, 68600), (245, 65800), (250, 64484), (280, 57575), (329, 49000), (343, 47000), (350, 46060), (376, 42875), (392, 41125), (470, 34300), (490, 32900), (500, 32242), (658, 24500), (686, 23500), (700, 23030), (875, 18424), (940, 17150), (980, 16450), (1000, 16121), (1175, 13720), (1225, 13160), (1316, 12250), (1372, 11750), (1400, 11515), (1645, 9800), (1715, 9400), (1750, 9212), (1880, 8575), (1960, 8225), (2303, 7000), (2350, 6860), (2450, 6580), (2632, 6125), (2744, 5875), (3290, 4900), (3430, 4700), (3500, 4606)]