85219425

素因数分解:

$3^3\times 5^2\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:871

約数の個数: 48

約数和(自身を含む): 157608960

約数和(自身を除く): 72389535

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 191, 225, 573, 661, 675, 955, 1719, 1983, 2865, 3305, 4775, 5157, 5949, 8595, 9915, 14325, 16525, 17847, 25785, 29745, 42975, 49575, 89235, 126251, 128925, 148725, 378753, 446175, 631255, 1136259, 1893765, 3156275, 3408777, 5681295, 9468825, 17043885, 28406475, 85219425]

約数ペア:

[(1, 85219425), (3, 28406475), (5, 17043885), (9, 9468825), (15, 5681295), (25, 3408777), (27, 3156275), (45, 1893765), (75, 1136259), (135, 631255), (191, 446175), (225, 378753), (573, 148725), (661, 128925), (675, 126251), (955, 89235), (1719, 49575), (1983, 42975), (2865, 29745), (3305, 25785), (4775, 17847), (5157, 16525), (5949, 14325), (8595, 9915)]