149257730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{18269}}^1$

素因数の和:18338

約数の個数: 32

約数和(自身を含む): 289396800

約数和(自身を除く): 140139070

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 18269, 36538, 91345, 182690, 347111, 694222, 785567, 1571134, 1735555, 3471110, 3927835, 7855670, 14925773, 29851546, 74628865, 149257730]

約数ペア:

[(1, 149257730), (2, 74628865), (5, 29851546), (10, 14925773), (19, 7855670), (38, 3927835), (43, 3471110), (86, 1735555), (95, 1571134), (190, 785567), (215, 694222), (430, 347111), (817, 182690), (1634, 91345), (4085, 36538), (8170, 18269)]