78851036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 156008160

約数和(自身を除く): 77157124

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 109, 164, 218, 401, 436, 451, 802, 902, 1199, 1604, 1804, 2398, 4411, 4469, 4796, 8822, 8938, 16441, 17644, 17876, 32882, 43709, 49159, 65764, 87418, 98318, 174836, 180851, 196636, 361702, 480799, 723404, 961598, 1792069, 1923196, 3584138, 7168276, 19712759, 39425518, 78851036]

約数ペア:

[(1, 78851036), (2, 39425518), (4, 19712759), (11, 7168276), (22, 3584138), (41, 1923196), (44, 1792069), (82, 961598), (109, 723404), (164, 480799), (218, 361702), (401, 196636), (436, 180851), (451, 174836), (802, 98318), (902, 87418), (1199, 65764), (1604, 49159), (1804, 43709), (2398, 32882), (4411, 17876), (4469, 17644), (4796, 16441), (8822, 8938)]