67705808

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{25339}}^1$

素因数の和:25514

約数の個数: 20

約数和(自身を含む): 131970720

約数和(自身を除く): 64264912

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 25339, 50678, 101356, 202712, 405424, 4231613, 8463226, 16926452, 33852904, 67705808]

約数ペア:

[(1, 67705808), (2, 33852904), (4, 16926452), (8, 8463226), (16, 4231613), (167, 405424), (334, 202712), (668, 101356), (1336, 50678), (2672, 25339)]