81506810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{9623}}^1$

素因数の和:9659

約数の個数: 48

約数和(自身を含む): 184318848

約数和(自身を除く): 102812038

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 9623, 19246, 48115, 67361, 96230, 105853, 134722, 211706, 336805, 529265, 673610, 740971, 1058530, 1164383, 1481942, 2328766, 3704855, 5821915, 7409710, 8150681, 11643830, 16301362, 40753405, 81506810]

約数ペア:

[(1, 81506810), (2, 40753405), (5, 16301362), (7, 11643830), (10, 8150681), (11, 7409710), (14, 5821915), (22, 3704855), (35, 2328766), (55, 1481942), (70, 1164383), (77, 1058530), (110, 740971), (121, 673610), (154, 529265), (242, 336805), (385, 211706), (605, 134722), (770, 105853), (847, 96230), (1210, 67361), (1694, 48115), (4235, 19246), (8470, 9623)]