67236340

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 144248832

約数和(自身を除く): 77012492

約数列:

[1, 2, 4, 5, 10, 20, 103, 127, 206, 254, 257, 412, 508, 514, 515, 635, 1028, 1030, 1270, 1285, 2060, 2540, 2570, 5140, 13081, 26162, 26471, 32639, 52324, 52942, 65278, 65405, 105884, 130556, 130810, 132355, 163195, 261620, 264710, 326390, 529420, 652780, 3361817, 6723634, 13447268, 16809085, 33618170, 67236340]

約数ペア:

[(1, 67236340), (2, 33618170), (4, 16809085), (5, 13447268), (10, 6723634), (20, 3361817), (103, 652780), (127, 529420), (206, 326390), (254, 264710), (257, 261620), (412, 163195), (508, 132355), (514, 130810), (515, 130556), (635, 105884), (1028, 65405), (1030, 65278), (1270, 52942), (1285, 52324), (2060, 32639), (2540, 26471), (2570, 26162), (5140, 13081)]