80388770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{9491}}^1$

素因数の和:9527

約数の個数: 48

約数和(自身を含む): 181790784

約数和(自身を除く): 101402014

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, 9491, 18982, 47455, 66437, 94910, 104401, 132874, 208802, 332185, 522005, 664370, 730807, 1044010, 1148411, 1461614, 2296822, 3654035, 5742055, 7308070, 8038877, 11484110, 16077754, 40194385, 80388770]

約数ペア:

[(1, 80388770), (2, 40194385), (5, 16077754), (7, 11484110), (10, 8038877), (11, 7308070), (14, 5742055), (22, 3654035), (35, 2296822), (55, 1461614), (70, 1148411), (77, 1044010), (110, 730807), (121, 664370), (154, 522005), (242, 332185), (385, 208802), (605, 132874), (770, 104401), (847, 94910), (1210, 66437), (1694, 47455), (4235, 18982), (8470, 9491)]