28482700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{6947}}^1$

素因数の和:7002

約数の個数: 36

約数和(自身を含む): 63324072

約数和(自身を除く): 34841372

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 6947, 13894, 27788, 34735, 69470, 138940, 173675, 284827, 347350, 569654, 694700, 1139308, 1424135, 2848270, 5696540, 7120675, 14241350, 28482700]

約数ペア:

[(1, 28482700), (2, 14241350), (4, 7120675), (5, 5696540), (10, 2848270), (20, 1424135), (25, 1139308), (41, 694700), (50, 569654), (82, 347350), (100, 284827), (164, 173675), (205, 138940), (410, 69470), (820, 34735), (1025, 27788), (2050, 13894), (4100, 6947)]