726729025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 1047835712

約数和(自身を除く): 321106687

約数列:

[1, 5, 11, 25, 37, 43, 55, 121, 151, 185, 215, 275, 407, 473, 605, 755, 925, 1075, 1591, 1661, 2035, 2365, 3025, 3775, 4477, 5203, 5587, 6493, 7955, 8305, 10175, 11825, 17501, 18271, 22385, 26015, 27935, 32465, 39775, 41525, 61457, 71423, 87505, 91355, 111925, 130075, 139675, 162325, 192511, 240241, 307285, 357115, 437525, 456775, 676027, 785653, 962555, 1201205, 1536425, 1785575, 2642651, 3380135, 3928265, 4812775, 6006025, 13213255, 16900675, 19641325, 29069161, 66066275, 145345805, 726729025]

約数ペア:

[(1, 726729025), (5, 145345805), (11, 66066275), (25, 29069161), (37, 19641325), (43, 16900675), (55, 13213255), (121, 6006025), (151, 4812775), (185, 3928265), (215, 3380135), (275, 2642651), (407, 1785575), (473, 1536425), (605, 1201205), (755, 962555), (925, 785653), (1075, 676027), (1591, 456775), (1661, 437525), (2035, 357115), (2365, 307285), (3025, 240241), (3775, 192511), (4477, 162325), (5203, 139675), (5587, 130075), (6493, 111925), (7955, 91355), (8305, 87505), (10175, 71423), (11825, 61457), (17501, 41525), (18271, 39775), (22385, 32465), (26015, 27935)]