71511245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 97372800

約数和(自身を除く): 25861555

約数列:

[1, 5, 13, 29, 59, 65, 145, 295, 377, 643, 767, 1711, 1885, 3215, 3835, 8359, 8555, 18647, 22243, 37937, 41795, 93235, 111215, 189685, 242411, 493181, 1100173, 1212055, 2465905, 5500865, 14302249, 71511245]

約数ペア:

[(1, 71511245), (5, 14302249), (13, 5500865), (29, 2465905), (59, 1212055), (65, 1100173), (145, 493181), (295, 242411), (377, 189685), (643, 111215), (767, 93235), (1711, 41795), (1885, 37937), (3215, 22243), (3835, 18647), (8359, 8555)]