81381648

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{45823}}^1$

素因数の和:45871

約数の個数: 40

約数和(自身を含む): 215922688

約数和(自身を除く): 134541040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 45823, 91646, 137469, 183292, 274938, 366584, 549876, 733168, 1099752, 1695451, 2199504, 3390902, 5086353, 6781804, 10172706, 13563608, 20345412, 27127216, 40690824, 81381648]

約数ペア:

[(1, 81381648), (2, 40690824), (3, 27127216), (4, 20345412), (6, 13563608), (8, 10172706), (12, 6781804), (16, 5086353), (24, 3390902), (37, 2199504), (48, 1695451), (74, 1099752), (111, 733168), (148, 549876), (222, 366584), (296, 274938), (444, 183292), (592, 137469), (888, 91646), (1776, 45823)]