64767556

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 140132160

約数和(自身を除く): 75364604

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 58, 62, 83, 116, 124, 166, 203, 217, 332, 406, 434, 581, 812, 868, 899, 961, 1162, 1798, 1922, 2324, 2407, 2573, 3596, 3844, 4814, 5146, 6293, 6727, 9628, 10292, 12586, 13454, 16849, 18011, 25172, 26908, 27869, 33698, 36022, 55738, 67396, 72044, 74617, 79763, 111476, 149234, 159526, 195083, 298468, 319052, 390166, 522319, 558341, 780332, 1044638, 1116682, 2089276, 2233364, 2313127, 4626254, 9252508, 16191889, 32383778, 64767556]

約数ペア:

[(1, 64767556), (2, 32383778), (4, 16191889), (7, 9252508), (14, 4626254), (28, 2313127), (29, 2233364), (31, 2089276), (58, 1116682), (62, 1044638), (83, 780332), (116, 558341), (124, 522319), (166, 390166), (203, 319052), (217, 298468), (332, 195083), (406, 159526), (434, 149234), (581, 111476), (812, 79763), (868, 74617), (899, 72044), (961, 67396), (1162, 55738), (1798, 36022), (1922, 33698), (2324, 27869), (2407, 26908), (2573, 25172), (3596, 18011), (3844, 16849), (4814, 13454), (5146, 12586), (6293, 10292), (6727, 9628)]