165168835

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 218312640

約数和(自身を除く): 53143805

約数列:

[1, 5, 13, 65, 101, 139, 181, 505, 695, 905, 1313, 1807, 2353, 6565, 9035, 11765, 14039, 18281, 25159, 70195, 91405, 125795, 182507, 237653, 327067, 912535, 1188265, 1635335, 2541059, 12705295, 33033767, 165168835]

約数ペア:

[(1, 165168835), (5, 33033767), (13, 12705295), (65, 2541059), (101, 1635335), (139, 1188265), (181, 912535), (505, 327067), (695, 237653), (905, 182507), (1313, 125795), (1807, 91405), (2353, 70195), (6565, 25159), (9035, 18281), (11765, 14039)]