31226510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 66852864

約数和(自身を除く): 35626354

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 71, 103, 122, 142, 206, 305, 355, 427, 497, 515, 610, 710, 721, 854, 994, 1030, 1442, 2135, 2485, 3605, 4270, 4331, 4970, 6283, 7210, 7313, 8662, 12566, 14626, 21655, 30317, 31415, 36565, 43310, 43981, 51191, 60634, 62830, 73130, 87962, 102382, 151585, 219905, 255955, 303170, 439810, 446093, 511910, 892186, 2230465, 3122651, 4460930, 6245302, 15613255, 31226510]

約数ペア:

[(1, 31226510), (2, 15613255), (5, 6245302), (7, 4460930), (10, 3122651), (14, 2230465), (35, 892186), (61, 511910), (70, 446093), (71, 439810), (103, 303170), (122, 255955), (142, 219905), (206, 151585), (305, 102382), (355, 87962), (427, 73130), (497, 62830), (515, 60634), (610, 51191), (710, 43981), (721, 43310), (854, 36565), (994, 31415), (1030, 30317), (1442, 21655), (2135, 14626), (2485, 12566), (3605, 8662), (4270, 7313), (4331, 7210), (4970, 6283)]