25753360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16943}}^1$

素因数の和:16975

約数の個数: 40

約数和(自身を含む): 63031680

約数和(自身を除く): 37278320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 16943, 33886, 67772, 84715, 135544, 169430, 271088, 321917, 338860, 643834, 677720, 1287668, 1355440, 1609585, 2575336, 3219170, 5150672, 6438340, 12876680, 25753360]

約数ペア:

[(1, 25753360), (2, 12876680), (4, 6438340), (5, 5150672), (8, 3219170), (10, 2575336), (16, 1609585), (19, 1355440), (20, 1287668), (38, 677720), (40, 643834), (76, 338860), (80, 321917), (95, 271088), (152, 169430), (190, 135544), (304, 84715), (380, 67772), (760, 33886), (1520, 16943)]