25113825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 50100960

約数和(自身を除く): 24987135

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 73, 75, 99, 139, 165, 219, 225, 275, 365, 417, 495, 657, 695, 803, 825, 1095, 1251, 1529, 1825, 2085, 2409, 2475, 3285, 3475, 4015, 4587, 5475, 6255, 7227, 7645, 10147, 10425, 12045, 13761, 16425, 20075, 22935, 30441, 31275, 36135, 38225, 50735, 60225, 68805, 91323, 111617, 114675, 152205, 180675, 253675, 334851, 344025, 456615, 558085, 761025, 1004553, 1674255, 2283075, 2790425, 5022765, 8371275, 25113825]

約数ペア:

[(1, 25113825), (3, 8371275), (5, 5022765), (9, 2790425), (11, 2283075), (15, 1674255), (25, 1004553), (33, 761025), (45, 558085), (55, 456615), (73, 344025), (75, 334851), (99, 253675), (139, 180675), (165, 152205), (219, 114675), (225, 111617), (275, 91323), (365, 68805), (417, 60225), (495, 50735), (657, 38225), (695, 36135), (803, 31275), (825, 30441), (1095, 22935), (1251, 20075), (1529, 16425), (1825, 13761), (2085, 12045), (2409, 10425), (2475, 10147), (3285, 7645), (3475, 7227), (4015, 6255), (4587, 5475)]