81169860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{36563}}^1$

素因数の和:36612

約数の個数: 48

約数和(自身を含む): 233424576

約数和(自身を除く): 152254716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 36563, 73126, 109689, 146252, 182815, 219378, 365630, 438756, 548445, 731260, 1096890, 1352831, 2193780, 2705662, 4058493, 5411324, 6764155, 8116986, 13528310, 16233972, 20292465, 27056620, 40584930, 81169860]

約数ペア:

[(1, 81169860), (2, 40584930), (3, 27056620), (4, 20292465), (5, 16233972), (6, 13528310), (10, 8116986), (12, 6764155), (15, 5411324), (20, 4058493), (30, 2705662), (37, 2193780), (60, 1352831), (74, 1096890), (111, 731260), (148, 548445), (185, 438756), (222, 365630), (370, 219378), (444, 182815), (555, 146252), (740, 109689), (1110, 73126), (2220, 36563)]