161661000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{53887}}^1$

素因数の和:53911

約数の個数: 64

約数和(自身を含む): 504391680

約数和(自身を除く): 342730680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 53887, 107774, 161661, 215548, 269435, 323322, 431096, 538870, 646644, 808305, 1077740, 1293288, 1347175, 1616610, 2155480, 2694350, 3233220, 4041525, 5388700, 6466440, 6735875, 8083050, 10777400, 13471750, 16166100, 20207625, 26943500, 32332200, 40415250, 53887000, 80830500, 161661000]

約数ペア:

[(1, 161661000), (2, 80830500), (3, 53887000), (4, 40415250), (5, 32332200), (6, 26943500), (8, 20207625), (10, 16166100), (12, 13471750), (15, 10777400), (20, 8083050), (24, 6735875), (25, 6466440), (30, 5388700), (40, 4041525), (50, 3233220), (60, 2694350), (75, 2155480), (100, 1616610), (120, 1347175), (125, 1293288), (150, 1077740), (200, 808305), (250, 646644), (300, 538870), (375, 431096), (500, 323322), (600, 269435), (750, 215548), (1000, 161661), (1500, 107774), (3000, 53887)]