84109750

素因数分解:

$2^1\times 5^3\times {\mathrm{401}}^1\times {\mathrm{839}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 158034240

約数和(自身を除く): 73924490

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 401, 802, 839, 1678, 2005, 4010, 4195, 8390, 10025, 20050, 20975, 41950, 50125, 100250, 104875, 209750, 336439, 672878, 1682195, 3364390, 8410975, 16821950, 42054875, 84109750]

約数ペア:

[(1, 84109750), (2, 42054875), (5, 16821950), (10, 8410975), (25, 3364390), (50, 1682195), (125, 672878), (250, 336439), (401, 209750), (802, 104875), (839, 100250), (1678, 50125), (2005, 41950), (4010, 20975), (4195, 20050), (8390, 10025)]