81736100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43019}}^1$

素因数の和:43052

約数の個数: 36

約数和(自身を含む): 186706800

約数和(自身を除く): 104970700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 43019, 86038, 172076, 215095, 430190, 817361, 860380, 1075475, 1634722, 2150950, 3269444, 4086805, 4301900, 8173610, 16347220, 20434025, 40868050, 81736100]

約数ペア:

[(1, 81736100), (2, 40868050), (4, 20434025), (5, 16347220), (10, 8173610), (19, 4301900), (20, 4086805), (25, 3269444), (38, 2150950), (50, 1634722), (76, 1075475), (95, 860380), (100, 817361), (190, 430190), (380, 215095), (475, 172076), (950, 86038), (1900, 43019)]