68255840

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1913}}^1$

素因数の和:2151

約数の個数: 48

約数和(自身を含む): 162062208

約数和(自身を除く): 93806368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 1913, 2230, 3568, 3826, 4460, 7136, 7652, 8920, 9565, 15304, 17840, 19130, 30608, 35680, 38260, 61216, 76520, 153040, 306080, 426599, 853198, 1706396, 2132995, 3412792, 4265990, 6825584, 8531980, 13651168, 17063960, 34127920, 68255840]

約数ペア:

[(1, 68255840), (2, 34127920), (4, 17063960), (5, 13651168), (8, 8531980), (10, 6825584), (16, 4265990), (20, 3412792), (32, 2132995), (40, 1706396), (80, 853198), (160, 426599), (223, 306080), (446, 153040), (892, 76520), (1115, 61216), (1784, 38260), (1913, 35680), (2230, 30608), (3568, 19130), (3826, 17840), (4460, 15304), (7136, 9565), (7652, 8920)]