80067440

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4409}}^1$

素因数の和:4649

約数の個数: 40

約数和(自身を含む): 187019280

約数和(自身を除く): 106951840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 454, 908, 1135, 1816, 2270, 3632, 4409, 4540, 8818, 9080, 17636, 18160, 22045, 35272, 44090, 70544, 88180, 176360, 352720, 1000843, 2001686, 4003372, 5004215, 8006744, 10008430, 16013488, 20016860, 40033720, 80067440]

約数ペア:

[(1, 80067440), (2, 40033720), (4, 20016860), (5, 16013488), (8, 10008430), (10, 8006744), (16, 5004215), (20, 4003372), (40, 2001686), (80, 1000843), (227, 352720), (454, 176360), (908, 88180), (1135, 70544), (1816, 44090), (2270, 35272), (3632, 22045), (4409, 18160), (4540, 17636), (8818, 9080)]