80828605

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 117976320

約数和(自身を除く): 37147715

約数列:

[1, 5, 11, 13, 43, 55, 65, 121, 143, 215, 239, 473, 559, 605, 715, 1195, 1573, 2365, 2629, 2795, 3107, 5203, 6149, 7865, 10277, 13145, 15535, 26015, 28919, 30745, 34177, 51385, 67639, 113047, 133601, 144595, 170885, 338195, 375947, 565235, 668005, 1243517, 1469611, 1879735, 6217585, 7348055, 16165721, 80828605]

約数ペア:

[(1, 80828605), (5, 16165721), (11, 7348055), (13, 6217585), (43, 1879735), (55, 1469611), (65, 1243517), (121, 668005), (143, 565235), (215, 375947), (239, 338195), (473, 170885), (559, 144595), (605, 133601), (715, 113047), (1195, 67639), (1573, 51385), (2365, 34177), (2629, 30745), (2795, 28919), (3107, 26015), (5203, 15535), (6149, 13145), (7865, 10277)]