85858910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3251}}^1$

素因数の和:3416

約数の個数: 32

約数和(自身を含む): 163900800

約数和(自身を除く): 78041890

約数列:

[1, 2, 5, 10, 19, 38, 95, 139, 190, 278, 695, 1390, 2641, 3251, 5282, 6502, 13205, 16255, 26410, 32510, 61769, 123538, 308845, 451889, 617690, 903778, 2259445, 4518890, 8585891, 17171782, 42929455, 85858910]

約数ペア:

[(1, 85858910), (2, 42929455), (5, 17171782), (10, 8585891), (19, 4518890), (38, 2259445), (95, 903778), (139, 617690), (190, 451889), (278, 308845), (695, 123538), (1390, 61769), (2641, 32510), (3251, 26410), (5282, 16255), (6502, 13205)]