81760832

素因数分解:

$2^6\times {\mathrm{641}}^1\times {\mathrm{1993}}^1$

素因数の和:2646

約数の個数: 28

約数和(自身を含む): 162578796

約数和(自身を除く): 80817964

約数列:

[1, 2, 4, 8, 16, 32, 64, 641, 1282, 1993, 2564, 3986, 5128, 7972, 10256, 15944, 20512, 31888, 41024, 63776, 127552, 1277513, 2555026, 5110052, 10220104, 20440208, 40880416, 81760832]

約数ペア:

[(1, 81760832), (2, 40880416), (4, 20440208), (8, 10220104), (16, 5110052), (32, 2555026), (64, 1277513), (641, 127552), (1282, 63776), (1993, 41024), (2564, 31888), (3986, 20512), (5128, 15944), (7972, 10256)]