25045515

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2663}}^1$

素因数の和:2704

約数の個数: 48

約数和(自身を含む): 49870080

約数和(自身を除く): 24824565

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 2663, 3135, 7989, 9405, 13315, 23967, 29293, 39945, 50597, 87879, 119835, 146465, 151791, 252985, 263637, 439395, 455373, 556567, 758955, 1318185, 1669701, 2276865, 2782835, 5009103, 8348505, 25045515]

約数ペア:

[(1, 25045515), (3, 8348505), (5, 5009103), (9, 2782835), (11, 2276865), (15, 1669701), (19, 1318185), (33, 758955), (45, 556567), (55, 455373), (57, 439395), (95, 263637), (99, 252985), (165, 151791), (171, 146465), (209, 119835), (285, 87879), (495, 50597), (627, 39945), (855, 29293), (1045, 23967), (1881, 13315), (2663, 9405), (3135, 7989)]