68291990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{877}}^1$

素因数の和:1496

約数の個数: 32

約数和(自身を含む): 132753600

約数和(自身を除く): 64461610

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 599, 877, 1198, 1754, 2995, 4385, 5990, 7787, 8770, 11401, 15574, 22802, 38935, 57005, 77870, 114010, 525323, 1050646, 2626615, 5253230, 6829199, 13658398, 34145995, 68291990]

約数ペア:

[(1, 68291990), (2, 34145995), (5, 13658398), (10, 6829199), (13, 5253230), (26, 2626615), (65, 1050646), (130, 525323), (599, 114010), (877, 77870), (1198, 57005), (1754, 38935), (2995, 22802), (4385, 15574), (5990, 11401), (7787, 8770)]