52742820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67619}}^1$

素因数の和:67644

約数の個数: 48

約数和(自身を含む): 159042240

約数和(自身を除く): 106299420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 67619, 135238, 202857, 270476, 338095, 405714, 676190, 811428, 879047, 1014285, 1352380, 1758094, 2028570, 2637141, 3516188, 4057140, 4395235, 5274282, 8790470, 10548564, 13185705, 17580940, 26371410, 52742820]

約数ペア:

[(1, 52742820), (2, 26371410), (3, 17580940), (4, 13185705), (5, 10548564), (6, 8790470), (10, 5274282), (12, 4395235), (13, 4057140), (15, 3516188), (20, 2637141), (26, 2028570), (30, 1758094), (39, 1352380), (52, 1014285), (60, 879047), (65, 811428), (78, 676190), (130, 405714), (156, 338095), (195, 270476), (260, 202857), (390, 135238), (780, 67619)]