400308064

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{7577}}^1$

素因数の和:7727

約数の個数: 48

約数和(自身を含む): 855525888

約数和(自身を除く): 455217824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 127, 208, 254, 416, 508, 1016, 1651, 2032, 3302, 4064, 6604, 7577, 13208, 15154, 26416, 30308, 52832, 60616, 98501, 121232, 197002, 242464, 394004, 788008, 962279, 1576016, 1924558, 3152032, 3849116, 7698232, 12509627, 15396464, 25019254, 30792928, 50038508, 100077016, 200154032, 400308064]

約数ペア:

[(1, 400308064), (2, 200154032), (4, 100077016), (8, 50038508), (13, 30792928), (16, 25019254), (26, 15396464), (32, 12509627), (52, 7698232), (104, 3849116), (127, 3152032), (208, 1924558), (254, 1576016), (416, 962279), (508, 788008), (1016, 394004), (1651, 242464), (2032, 197002), (3302, 121232), (4064, 98501), (6604, 60616), (7577, 52832), (13208, 30308), (15154, 26416)]