66468325

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 107395904

約数和(自身を除く): 40927579

約数列:

[1, 5, 7, 11, 25, 35, 43, 55, 73, 77, 121, 175, 215, 275, 301, 365, 385, 473, 511, 605, 803, 847, 1075, 1505, 1825, 1925, 2365, 2555, 3025, 3139, 3311, 4015, 4235, 5203, 5621, 7525, 8833, 11825, 12775, 15695, 16555, 20075, 21175, 21973, 26015, 28105, 34529, 36421, 44165, 61831, 78475, 82775, 109865, 130075, 140525, 172645, 182105, 220825, 241703, 309155, 379819, 549325, 863225, 910525, 1208515, 1545775, 1899095, 2658733, 6042575, 9495475, 13293665, 66468325]

約数ペア:

[(1, 66468325), (5, 13293665), (7, 9495475), (11, 6042575), (25, 2658733), (35, 1899095), (43, 1545775), (55, 1208515), (73, 910525), (77, 863225), (121, 549325), (175, 379819), (215, 309155), (275, 241703), (301, 220825), (365, 182105), (385, 172645), (473, 140525), (511, 130075), (605, 109865), (803, 82775), (847, 78475), (1075, 61831), (1505, 44165), (1825, 36421), (1925, 34529), (2365, 28105), (2555, 26015), (3025, 21973), (3139, 21175), (3311, 20075), (4015, 16555), (4235, 15695), (5203, 12775), (5621, 11825), (7525, 8833)]