204575000

素因数分解:

$2^3\times 5^5\times 7^2\times {\mathrm{167}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 561057840

約数和(自身を除く): 356482840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 125, 140, 167, 175, 196, 200, 245, 250, 280, 334, 350, 392, 490, 500, 625, 668, 700, 835, 875, 980, 1000, 1169, 1225, 1250, 1336, 1400, 1670, 1750, 1960, 2338, 2450, 2500, 3125, 3340, 3500, 4175, 4375, 4676, 4900, 5000, 5845, 6125, 6250, 6680, 7000, 8183, 8350, 8750, 9352, 9800, 11690, 12250, 12500, 16366, 16700, 17500, 20875, 21875, 23380, 24500, 25000, 29225, 30625, 32732, 33400, 35000, 40915, 41750, 43750, 46760, 49000, 58450, 61250, 65464, 81830, 83500, 87500, 104375, 116900, 122500, 146125, 153125, 163660, 167000, 175000, 204575, 208750, 233800, 245000, 292250, 306250, 327320, 409150, 417500, 521875, 584500, 612500, 730625, 818300, 835000, 1022875, 1043750, 1169000, 1225000, 1461250, 1636600, 2045750, 2087500, 2922500, 3653125, 4091500, 4175000, 5114375, 5845000, 7306250, 8183000, 10228750, 14612500, 20457500, 25571875, 29225000, 40915000, 51143750, 102287500, 204575000]

約数ペア:

[(1, 204575000), (2, 102287500), (4, 51143750), (5, 40915000), (7, 29225000), (8, 25571875), (10, 20457500), (14, 14612500), (20, 10228750), (25, 8183000), (28, 7306250), (35, 5845000), (40, 5114375), (49, 4175000), (50, 4091500), (56, 3653125), (70, 2922500), (98, 2087500), (100, 2045750), (125, 1636600), (140, 1461250), (167, 1225000), (175, 1169000), (196, 1043750), (200, 1022875), (245, 835000), (250, 818300), (280, 730625), (334, 612500), (350, 584500), (392, 521875), (490, 417500), (500, 409150), (625, 327320), (668, 306250), (700, 292250), (835, 245000), (875, 233800), (980, 208750), (1000, 204575), (1169, 175000), (1225, 167000), (1250, 163660), (1336, 153125), (1400, 146125), (1670, 122500), (1750, 116900), (1960, 104375), (2338, 87500), (2450, 83500), (2500, 81830), (3125, 65464), (3340, 61250), (3500, 58450), (4175, 49000), (4375, 46760), (4676, 43750), (4900, 41750), (5000, 40915), (5845, 35000), (6125, 33400), (6250, 32732), (6680, 30625), (7000, 29225), (8183, 25000), (8350, 24500), (8750, 23380), (9352, 21875), (9800, 20875), (11690, 17500), (12250, 16700), (12500, 16366)]