284138625

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 492890112

約数和(自身を除く): 208751487

約数列:

[1, 3, 5, 15, 25, 43, 67, 75, 125, 129, 201, 215, 263, 335, 375, 645, 789, 1005, 1075, 1315, 1675, 2881, 3225, 3945, 5025, 5375, 6575, 8375, 8643, 11309, 14405, 16125, 17621, 19725, 25125, 32875, 33927, 43215, 52863, 56545, 72025, 88105, 98625, 169635, 216075, 264315, 282725, 360125, 440525, 757703, 848175, 1080375, 1321575, 1413625, 2202625, 2273109, 3788515, 4240875, 6607875, 11365545, 18942575, 56827725, 94712875, 284138625]

約数ペア:

[(1, 284138625), (3, 94712875), (5, 56827725), (15, 18942575), (25, 11365545), (43, 6607875), (67, 4240875), (75, 3788515), (125, 2273109), (129, 2202625), (201, 1413625), (215, 1321575), (263, 1080375), (335, 848175), (375, 757703), (645, 440525), (789, 360125), (1005, 282725), (1075, 264315), (1315, 216075), (1675, 169635), (2881, 98625), (3225, 88105), (3945, 72025), (5025, 56545), (5375, 52863), (6575, 43215), (8375, 33927), (8643, 32875), (11309, 25125), (14405, 19725), (16125, 17621)]