40528125

素因数分解:

$3^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 80432352

約数和(自身を除く): 39904227

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 131, 165, 225, 275, 375, 393, 495, 625, 655, 825, 1125, 1179, 1375, 1441, 1875, 1965, 2475, 3125, 3275, 4125, 4323, 5625, 5895, 6875, 7205, 9375, 9825, 12375, 12969, 16375, 20625, 21615, 28125, 29475, 34375, 36025, 49125, 61875, 64845, 81875, 103125, 108075, 147375, 180125, 245625, 309375, 324225, 409375, 540375, 736875, 900625, 1228125, 1621125, 2701875, 3684375, 4503125, 8105625, 13509375, 40528125]

約数ペア:

[(1, 40528125), (3, 13509375), (5, 8105625), (9, 4503125), (11, 3684375), (15, 2701875), (25, 1621125), (33, 1228125), (45, 900625), (55, 736875), (75, 540375), (99, 409375), (125, 324225), (131, 309375), (165, 245625), (225, 180125), (275, 147375), (375, 108075), (393, 103125), (495, 81875), (625, 64845), (655, 61875), (825, 49125), (1125, 36025), (1179, 34375), (1375, 29475), (1441, 28125), (1875, 21615), (1965, 20625), (2475, 16375), (3125, 12969), (3275, 12375), (4125, 9825), (4323, 9375), (5625, 7205), (5895, 6875)]