2080321285

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 3009871872

約数和(自身を除く): 929550587

約数列:

[1, 5, 7, 35, 47, 53, 107, 223, 235, 265, 329, 371, 535, 749, 1115, 1561, 1645, 1855, 2491, 3745, 5029, 5671, 7805, 10481, 11819, 12455, 17437, 23861, 25145, 28355, 35203, 39697, 52405, 59095, 73367, 82733, 87185, 119305, 167027, 176015, 198485, 266537, 366835, 413665, 555493, 835135, 1121467, 1264633, 1332685, 1865759, 2777465, 3888451, 5607335, 6323165, 7850269, 8852431, 9328795, 19442255, 39251345, 44262155, 59437751, 297188755, 416064257, 2080321285]

約数ペア:

[(1, 2080321285), (5, 416064257), (7, 297188755), (35, 59437751), (47, 44262155), (53, 39251345), (107, 19442255), (223, 9328795), (235, 8852431), (265, 7850269), (329, 6323165), (371, 5607335), (535, 3888451), (749, 2777465), (1115, 1865759), (1561, 1332685), (1645, 1264633), (1855, 1121467), (2491, 835135), (3745, 555493), (5029, 413665), (5671, 366835), (7805, 266537), (10481, 198485), (11819, 176015), (12455, 167027), (17437, 119305), (23861, 87185), (25145, 82733), (28355, 73367), (35203, 59095), (39697, 52405)]