26308975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 41425920

約数和(自身を除く): 15116945

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 79, 173, 175, 275, 385, 395, 553, 865, 869, 1211, 1903, 1925, 1975, 2765, 4325, 4345, 6055, 6083, 9515, 13321, 13667, 13825, 21725, 30275, 30415, 47575, 66605, 68335, 95669, 150337, 152075, 333025, 341675, 478345, 751685, 1052359, 2391725, 3758425, 5261795, 26308975]

約数ペア:

[(1, 26308975), (5, 5261795), (7, 3758425), (11, 2391725), (25, 1052359), (35, 751685), (55, 478345), (77, 341675), (79, 333025), (173, 152075), (175, 150337), (275, 95669), (385, 68335), (395, 66605), (553, 47575), (865, 30415), (869, 30275), (1211, 21725), (1903, 13825), (1925, 13667), (1975, 13321), (2765, 9515), (4325, 6083), (4345, 6055)]