25547480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3967}}^1$

素因数の和:4008

約数の個数: 64

約数和(自身を含む): 68567040

約数和(自身を除く): 43019560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 3967, 6440, 7934, 15868, 19835, 27769, 31736, 39670, 55538, 79340, 91241, 111076, 138845, 158680, 182482, 222152, 277690, 364964, 456205, 555380, 638687, 729928, 912410, 1110760, 1277374, 1824820, 2554748, 3193435, 3649640, 5109496, 6386870, 12773740, 25547480]

約数ペア:

[(1, 25547480), (2, 12773740), (4, 6386870), (5, 5109496), (7, 3649640), (8, 3193435), (10, 2554748), (14, 1824820), (20, 1277374), (23, 1110760), (28, 912410), (35, 729928), (40, 638687), (46, 555380), (56, 456205), (70, 364964), (92, 277690), (115, 222152), (140, 182482), (161, 158680), (184, 138845), (230, 111076), (280, 91241), (322, 79340), (460, 55538), (644, 39670), (805, 31736), (920, 27769), (1288, 19835), (1610, 15868), (3220, 7934), (3967, 6440)]