90934285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2539}}^1$

素因数の和:2605

約数の個数: 32

約数和(自身を含む): 128016000

約数和(自身を除く): 37081715

約数列:

[1, 5, 13, 19, 29, 65, 95, 145, 247, 377, 551, 1235, 1885, 2539, 2755, 7163, 12695, 33007, 35815, 48241, 73631, 165035, 241205, 368155, 627133, 957203, 1398989, 3135665, 4786015, 6994945, 18186857, 90934285]

約数ペア:

[(1, 90934285), (5, 18186857), (13, 6994945), (19, 4786015), (29, 3135665), (65, 1398989), (95, 957203), (145, 627133), (247, 368155), (377, 241205), (551, 165035), (1235, 73631), (1885, 48241), (2539, 35815), (2755, 33007), (7163, 12695)]