71390392688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{809}}^1\times {\mathrm{324431}}^1$

素因数の和:325265

約数の個数: 40

約数和(自身を含む): 146636775360

約数和(自身を除く): 75246382672

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 809, 1618, 3236, 6472, 12944, 13753, 27506, 55012, 110024, 220048, 324431, 648862, 1297724, 2595448, 5190896, 5515327, 11030654, 22061308, 44122616, 88245232, 262464679, 524929358, 1049858716, 2099717432, 4199434864, 4461899543, 8923799086, 17847598172, 35695196344, 71390392688]

約数ペア:

[(1, 71390392688), (2, 35695196344), (4, 17847598172), (8, 8923799086), (16, 4461899543), (17, 4199434864), (34, 2099717432), (68, 1049858716), (136, 524929358), (272, 262464679), (809, 88245232), (1618, 44122616), (3236, 22061308), (6472, 11030654), (12944, 5515327), (13753, 5190896), (27506, 2595448), (55012, 1297724), (110024, 648862), (220048, 324431)]