90243584

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{4099}}^1$

素因数の和:4160

約数の個数: 40

約数和(自身を含む): 184549200

約数和(自身を除く): 94305616

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1376, 2752, 4099, 5504, 8198, 11008, 16396, 22016, 32792, 65584, 131168, 176257, 262336, 352514, 524672, 705028, 1049344, 1410056, 2098688, 2820112, 5640224, 11280448, 22560896, 45121792, 90243584]

約数ペア:

[(1, 90243584), (2, 45121792), (4, 22560896), (8, 11280448), (16, 5640224), (32, 2820112), (43, 2098688), (64, 1410056), (86, 1049344), (128, 705028), (172, 524672), (256, 352514), (344, 262336), (512, 176257), (688, 131168), (1376, 65584), (2752, 32792), (4099, 22016), (5504, 16396), (8198, 11008)]