67639688

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 138378240

約数和(自身を除く): 70738552

約数列:

[1, 2, 4, 8, 23, 43, 46, 83, 86, 92, 103, 166, 172, 184, 206, 332, 344, 412, 664, 824, 989, 1909, 1978, 2369, 3569, 3818, 3956, 4429, 4738, 7138, 7636, 7912, 8549, 8858, 9476, 14276, 15272, 17098, 17716, 18952, 28552, 34196, 35432, 68392, 82087, 101867, 164174, 196627, 203734, 328348, 367607, 393254, 407468, 656696, 735214, 786508, 814936, 1470428, 1573016, 2940856, 8454961, 16909922, 33819844, 67639688]

約数ペア:

[(1, 67639688), (2, 33819844), (4, 16909922), (8, 8454961), (23, 2940856), (43, 1573016), (46, 1470428), (83, 814936), (86, 786508), (92, 735214), (103, 656696), (166, 407468), (172, 393254), (184, 367607), (206, 328348), (332, 203734), (344, 196627), (412, 164174), (664, 101867), (824, 82087), (989, 68392), (1909, 35432), (1978, 34196), (2369, 28552), (3569, 18952), (3818, 17716), (3956, 17098), (4429, 15272), (4738, 14276), (7138, 9476), (7636, 8858), (7912, 8549)]