80687404

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{359}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 169344000

約数和(自身を除く): 88656596

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 349, 359, 644, 698, 718, 1396, 1436, 2443, 2513, 4886, 5026, 8027, 8257, 9772, 10052, 16054, 16514, 32108, 33028, 56189, 57799, 112378, 115598, 125291, 224756, 231196, 250582, 501164, 877037, 1754074, 2881693, 3508148, 5763386, 11526772, 20171851, 40343702, 80687404]

約数ペア:

[(1, 80687404), (2, 40343702), (4, 20171851), (7, 11526772), (14, 5763386), (23, 3508148), (28, 2881693), (46, 1754074), (92, 877037), (161, 501164), (322, 250582), (349, 231196), (359, 224756), (644, 125291), (698, 115598), (718, 112378), (1396, 57799), (1436, 56189), (2443, 33028), (2513, 32108), (4886, 16514), (5026, 16054), (8027, 10052), (8257, 9772)]