90847405

素因数分解:

$5^1\times {\mathrm{11}}^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 40

約数和(自身を含む): 128711160

約数和(自身を除く): 37863755

約数列:

[1, 5, 11, 17, 55, 73, 85, 121, 187, 365, 605, 803, 935, 1241, 1331, 2057, 4015, 6205, 6655, 8833, 10285, 13651, 14641, 22627, 44165, 68255, 73205, 97163, 113135, 150161, 248897, 485815, 750805, 1068793, 1244485, 1651771, 5343965, 8258855, 18169481, 90847405]

約数ペア:

[(1, 90847405), (5, 18169481), (11, 8258855), (17, 5343965), (55, 1651771), (73, 1244485), (85, 1068793), (121, 750805), (187, 485815), (365, 248897), (605, 150161), (803, 113135), (935, 97163), (1241, 73205), (1331, 68255), (2057, 44165), (4015, 22627), (6205, 14641), (6655, 13651), (8833, 10285)]