880964315

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{2309}}^1$

素因数の和:3323

約数の個数: 32

約数和(自身を含む): 1319915520

約数和(自身を除く): 438951205

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 991, 2309, 4955, 6937, 10901, 11545, 16163, 25399, 34685, 54505, 76307, 80815, 126995, 177793, 381535, 888965, 2288219, 11441095, 16017533, 25170409, 80087665, 125852045, 176192863, 880964315]

約数ペア:

[(1, 880964315), (5, 176192863), (7, 125852045), (11, 80087665), (35, 25170409), (55, 16017533), (77, 11441095), (385, 2288219), (991, 888965), (2309, 381535), (4955, 177793), (6937, 126995), (10901, 80815), (11545, 76307), (16163, 54505), (25399, 34685)]