200163555

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6961}}^1$

素因数の和:7049

約数の個数: 40

約数和(自身を含む): 363917664

約数和(自身を除く): 163754109

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 3195, 5751, 6961, 9585, 20883, 28755, 34805, 62649, 104415, 187947, 313245, 494231, 563841, 939735, 1482693, 2471155, 2819205, 4448079, 7413465, 13344237, 22240395, 40032711, 66721185, 200163555]

約数ペア:

[(1, 200163555), (3, 66721185), (5, 40032711), (9, 22240395), (15, 13344237), (27, 7413465), (45, 4448079), (71, 2819205), (81, 2471155), (135, 1482693), (213, 939735), (355, 563841), (405, 494231), (639, 313245), (1065, 187947), (1917, 104415), (3195, 62649), (5751, 34805), (6961, 28755), (9585, 20883)]