64632225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 127506720

約数和(自身を除く): 62874495

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 49, 75, 105, 129, 147, 175, 215, 245, 301, 409, 525, 645, 735, 903, 1075, 1225, 1227, 1505, 2045, 2107, 2863, 3225, 3675, 4515, 6135, 6321, 7525, 8589, 10225, 10535, 14315, 17587, 20041, 22575, 30675, 31605, 42945, 52675, 52761, 60123, 71575, 87935, 100205, 123109, 158025, 214725, 263805, 300615, 369327, 439675, 501025, 615545, 861763, 1319025, 1503075, 1846635, 2585289, 3077725, 4308815, 9233175, 12926445, 21544075, 64632225]

約数ペア:

[(1, 64632225), (3, 21544075), (5, 12926445), (7, 9233175), (15, 4308815), (21, 3077725), (25, 2585289), (35, 1846635), (43, 1503075), (49, 1319025), (75, 861763), (105, 615545), (129, 501025), (147, 439675), (175, 369327), (215, 300615), (245, 263805), (301, 214725), (409, 158025), (525, 123109), (645, 100205), (735, 87935), (903, 71575), (1075, 60123), (1225, 52761), (1227, 52675), (1505, 42945), (2045, 31605), (2107, 30675), (2863, 22575), (3225, 20041), (3675, 17587), (4515, 14315), (6135, 10535), (6321, 10225), (7525, 8589)]