254377585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1249}}^1$

素因数の和:1318

約数の個数: 48

約数和(自身を含む): 398160000

約数和(自身を除く): 143782415

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 529, 805, 1249, 1265, 1771, 2645, 3703, 5819, 6245, 8743, 8855, 13739, 18515, 28727, 29095, 40733, 43715, 68695, 96173, 143635, 201089, 203665, 315997, 480865, 660721, 1005445, 1579985, 2211979, 3303605, 4625047, 7267931, 11059895, 23125235, 36339655, 50875517, 254377585]

約数ペア:

[(1, 254377585), (5, 50875517), (7, 36339655), (11, 23125235), (23, 11059895), (35, 7267931), (55, 4625047), (77, 3303605), (115, 2211979), (161, 1579985), (253, 1005445), (385, 660721), (529, 480865), (805, 315997), (1249, 203665), (1265, 201089), (1771, 143635), (2645, 96173), (3703, 68695), (5819, 43715), (6245, 40733), (8743, 29095), (8855, 28727), (13739, 18515)]