80528008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{2549}}^1$

素因数の和:2925

約数の個数: 32

約数和(自身を含む): 165240000

約数和(自身を除く): 84711992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 359, 718, 1436, 2549, 2872, 3949, 5098, 7898, 10196, 15796, 20392, 28039, 31592, 56078, 112156, 224312, 915091, 1830182, 3660364, 7320728, 10066001, 20132002, 40264004, 80528008]

約数ペア:

[(1, 80528008), (2, 40264004), (4, 20132002), (8, 10066001), (11, 7320728), (22, 3660364), (44, 1830182), (88, 915091), (359, 224312), (718, 112156), (1436, 56078), (2549, 31592), (2872, 28039), (3949, 20392), (5098, 15796), (7898, 10196)]