28565526275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{470021}}^1$

素因数の和:470072

約数の個数: 48

約数和(自身を含む): 44061742368

約数和(自身を除く): 15496216093

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 715, 935, 1105, 2431, 3575, 4675, 5525, 12155, 60775, 470021, 2350105, 5170231, 6110273, 7990357, 11750525, 25851155, 30551365, 39951785, 67213003, 87893927, 103874641, 129255775, 152756825, 199758925, 336065015, 439469635, 519373205, 1142621051, 1680325075, 2197348175, 2596866025, 5713105255, 28565526275]

約数ペア:

[(1, 28565526275), (5, 5713105255), (11, 2596866025), (13, 2197348175), (17, 1680325075), (25, 1142621051), (55, 519373205), (65, 439469635), (85, 336065015), (143, 199758925), (187, 152756825), (221, 129255775), (275, 103874641), (325, 87893927), (425, 67213003), (715, 39951785), (935, 30551365), (1105, 25851155), (2431, 11750525), (3575, 7990357), (4675, 6110273), (5525, 5170231), (12155, 2350105), (60775, 470021)]