660802945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1619}}^1$

素因数の和:1857

約数の個数: 32

約数和(自身を含む): 891596160

約数和(自身を除く): 230793215

約数列:

[1, 5, 11, 41, 55, 181, 205, 451, 905, 1619, 1991, 2255, 7421, 8095, 9955, 17809, 37105, 66379, 81631, 89045, 293039, 331895, 408155, 730169, 1465195, 3223429, 3650845, 12014599, 16117145, 60072995, 132160589, 660802945]

約数ペア:

[(1, 660802945), (5, 132160589), (11, 60072995), (41, 16117145), (55, 12014599), (181, 3650845), (205, 3223429), (451, 1465195), (905, 730169), (1619, 408155), (1991, 331895), (2255, 293039), (7421, 89045), (8095, 81631), (9955, 66379), (17809, 37105)]