8105625

素因数分解:

$3^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:168

約数の個数: 60

約数和(自身を含む): 16082352

約数和(自身を除く): 7976727

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, 3275, 4125, 4323, 5625, 5895, 6875, 7205, 9825, 12375, 12969, 16375, 20625, 21615, 29475, 36025, 49125, 61875, 64845, 81875, 108075, 147375, 180125, 245625, 324225, 540375, 736875, 900625, 1621125, 2701875, 8105625]

約数ペア:

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