40812345

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 83655936

約数和(自身を除く): 42843591

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 83, 105, 147, 223, 245, 249, 315, 415, 441, 581, 669, 735, 747, 1115, 1245, 1561, 1743, 2007, 2205, 2905, 3345, 3735, 4067, 4683, 5229, 7805, 8715, 10035, 10927, 12201, 14049, 18509, 20335, 23415, 26145, 32781, 36603, 54635, 55527, 61005, 70245, 92545, 98343, 129563, 163905, 166581, 183015, 277635, 388689, 491715, 647815, 832905, 906941, 1166067, 1943445, 2720823, 4534705, 5830335, 8162469, 13604115, 40812345]

約数ペア:

[(1, 40812345), (3, 13604115), (5, 8162469), (7, 5830335), (9, 4534705), (15, 2720823), (21, 1943445), (35, 1166067), (45, 906941), (49, 832905), (63, 647815), (83, 491715), (105, 388689), (147, 277635), (223, 183015), (245, 166581), (249, 163905), (315, 129563), (415, 98343), (441, 92545), (581, 70245), (669, 61005), (735, 55527), (747, 54635), (1115, 36603), (1245, 32781), (1561, 26145), (1743, 23415), (2007, 20335), (2205, 18509), (2905, 14049), (3345, 12201), (3735, 10927), (4067, 10035), (4683, 8715), (5229, 7805)]