12698560975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{2089}}^1\times {\mathrm{14303}}^1$

素因数の和:16419

約数の個数: 24

約数和(自身を含む): 16681610880

約数和(自身を除く): 3983049905

約数列:

[1, 5, 17, 25, 85, 425, 2089, 10445, 14303, 35513, 52225, 71515, 177565, 243151, 357575, 887825, 1215755, 6078775, 29878967, 149394835, 507942439, 746974175, 2539712195, 12698560975]

約数ペア:

[(1, 12698560975), (5, 2539712195), (17, 746974175), (25, 507942439), (85, 149394835), (425, 29878967), (2089, 6078775), (10445, 1215755), (14303, 887825), (35513, 357575), (52225, 243151), (71515, 177565)]