2565950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 48

約数和(自身を含む): 5230320

約数和(自身を除く): 2664370

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 73, 74, 95, 146, 185, 190, 365, 370, 475, 703, 730, 925, 950, 1387, 1406, 1825, 1850, 2701, 2774, 3515, 3650, 5402, 6935, 7030, 13505, 13870, 17575, 27010, 34675, 35150, 51319, 67525, 69350, 102638, 135050, 256595, 513190, 1282975, 2565950]

約数ペア:

[(1, 2565950), (2, 1282975), (5, 513190), (10, 256595), (19, 135050), (25, 102638), (37, 69350), (38, 67525), (50, 51319), (73, 35150), (74, 34675), (95, 27010), (146, 17575), (185, 13870), (190, 13505), (365, 7030), (370, 6935), (475, 5402), (703, 3650), (730, 3515), (925, 2774), (950, 2701), (1387, 1850), (1406, 1825)]