261611704190

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1\times {\mathrm{1026371}}^1$

素因数の和:1026808

約数の個数: 32

約数和(自身を含む): 478864120320

約数和(自身を除く): 217252416130

約数列:

[1, 2, 5, 10, 71, 142, 355, 359, 710, 718, 1795, 3590, 25489, 50978, 127445, 254890, 1026371, 2052742, 5131855, 10263710, 72872341, 145744682, 364361705, 368467189, 728723410, 736934378, 1842335945, 3684671890, 26161170419, 52322340838, 130805852095, 261611704190]

約数ペア:

[(1, 261611704190), (2, 130805852095), (5, 52322340838), (10, 26161170419), (71, 3684671890), (142, 1842335945), (355, 736934378), (359, 728723410), (710, 368467189), (718, 364361705), (1795, 145744682), (3590, 72872341), (25489, 10263710), (50978, 5131855), (127445, 2052742), (254890, 1026371)]