77627840

素因数分解:

$2^6\times 5^1\times {\mathrm{367}}^1\times {\mathrm{661}}^1$

素因数の和:1045

約数の個数: 56

約数和(自身を含む): 185635392

約数和(自身を除く): 108007552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 367, 661, 734, 1322, 1468, 1835, 2644, 2936, 3305, 3670, 5288, 5872, 6610, 7340, 10576, 11744, 13220, 14680, 21152, 23488, 26440, 29360, 42304, 52880, 58720, 105760, 117440, 211520, 242587, 485174, 970348, 1212935, 1940696, 2425870, 3881392, 4851740, 7762784, 9703480, 15525568, 19406960, 38813920, 77627840]

約数ペア:

[(1, 77627840), (2, 38813920), (4, 19406960), (5, 15525568), (8, 9703480), (10, 7762784), (16, 4851740), (20, 3881392), (32, 2425870), (40, 1940696), (64, 1212935), (80, 970348), (160, 485174), (320, 242587), (367, 211520), (661, 117440), (734, 105760), (1322, 58720), (1468, 52880), (1835, 42304), (2644, 29360), (2936, 26440), (3305, 23488), (3670, 21152), (5288, 14680), (5872, 13220), (6610, 11744), (7340, 10576)]