80410810

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{2161}}^1$

素因数の和:2290

約数の個数: 24

約数和(自身を含む): 147219228

約数和(自身を除く): 66808418

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 2161, 3721, 4322, 7442, 10805, 18605, 21610, 37210, 131821, 263642, 659105, 1318210, 8041081, 16082162, 40205405, 80410810]

約数ペア:

[(1, 80410810), (2, 40205405), (5, 16082162), (10, 8041081), (61, 1318210), (122, 659105), (305, 263642), (610, 131821), (2161, 37210), (3721, 21610), (4322, 18605), (7442, 10805)]