80041995

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1601}}^1$

素因数の和:1724

約数の個数: 48

約数和(自身を含む): 152946144

約数和(自身を除く): 72904149

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 101, 165, 303, 495, 505, 909, 1111, 1515, 1601, 3333, 4545, 4803, 5555, 8005, 9999, 14409, 16665, 17611, 24015, 49995, 52833, 72045, 88055, 158499, 161701, 264165, 485103, 792495, 808505, 1455309, 1778711, 2425515, 5336133, 7276545, 8893555, 16008399, 26680665, 80041995]

約数ペア:

[(1, 80041995), (3, 26680665), (5, 16008399), (9, 8893555), (11, 7276545), (15, 5336133), (33, 2425515), (45, 1778711), (55, 1455309), (99, 808505), (101, 792495), (165, 485103), (303, 264165), (495, 161701), (505, 158499), (909, 88055), (1111, 72045), (1515, 52833), (1601, 49995), (3333, 24015), (4545, 17611), (4803, 16665), (5555, 14409), (8005, 9999)]