128164816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5653}}^1$

素因数の和:5783

約数の個数: 40

約数和(自身を含む): 269921960

約数和(自身を除く): 141757144

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 436, 872, 1417, 1744, 2834, 5653, 5668, 11306, 11336, 22612, 22672, 45224, 73489, 90448, 146978, 293956, 587912, 616177, 1175824, 1232354, 2464708, 4929416, 8010301, 9858832, 16020602, 32041204, 64082408, 128164816]

約数ペア:

[(1, 128164816), (2, 64082408), (4, 32041204), (8, 16020602), (13, 9858832), (16, 8010301), (26, 4929416), (52, 2464708), (104, 1232354), (109, 1175824), (208, 616177), (218, 587912), (436, 293956), (872, 146978), (1417, 90448), (1744, 73489), (2834, 45224), (5653, 22672), (5668, 22612), (11306, 11336)]