26821550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 57451680

約数和(自身を除く): 30630130

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 197, 350, 389, 394, 778, 985, 1379, 1945, 1970, 2723, 2758, 3890, 4925, 5446, 6895, 9725, 9850, 13615, 13790, 19450, 27230, 34475, 68075, 68950, 76633, 136150, 153266, 383165, 536431, 766330, 1072862, 1915825, 2682155, 3831650, 5364310, 13410775, 26821550]

約数ペア:

[(1, 26821550), (2, 13410775), (5, 5364310), (7, 3831650), (10, 2682155), (14, 1915825), (25, 1072862), (35, 766330), (50, 536431), (70, 383165), (175, 153266), (197, 136150), (350, 76633), (389, 68950), (394, 68075), (778, 34475), (985, 27230), (1379, 19450), (1945, 13790), (1970, 13615), (2723, 9850), (2758, 9725), (3890, 6895), (4925, 5446)]