85419200

素因数分解:

$2^6\times 5^2\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:490

約数の個数: 84

約数和(自身を含む): 212031072

約数和(自身を除く): 126611872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 197, 200, 271, 320, 394, 400, 542, 788, 800, 985, 1084, 1355, 1576, 1600, 1970, 2168, 2710, 3152, 3940, 4336, 4925, 5420, 6304, 6775, 7880, 8672, 9850, 10840, 12608, 13550, 15760, 17344, 19700, 21680, 27100, 31520, 39400, 43360, 53387, 54200, 63040, 78800, 86720, 106774, 108400, 157600, 213548, 216800, 266935, 315200, 427096, 433600, 533870, 854192, 1067740, 1334675, 1708384, 2135480, 2669350, 3416768, 4270960, 5338700, 8541920, 10677400, 17083840, 21354800, 42709600, 85419200]

約数ペア:

[(1, 85419200), (2, 42709600), (4, 21354800), (5, 17083840), (8, 10677400), (10, 8541920), (16, 5338700), (20, 4270960), (25, 3416768), (32, 2669350), (40, 2135480), (50, 1708384), (64, 1334675), (80, 1067740), (100, 854192), (160, 533870), (197, 433600), (200, 427096), (271, 315200), (320, 266935), (394, 216800), (400, 213548), (542, 157600), (788, 108400), (800, 106774), (985, 86720), (1084, 78800), (1355, 63040), (1576, 54200), (1600, 53387), (1970, 43360), (2168, 39400), (2710, 31520), (3152, 27100), (3940, 21680), (4336, 19700), (4925, 17344), (5420, 15760), (6304, 13550), (6775, 12608), (7880, 10840), (8672, 9850)]