25919025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 47407680

約数和(自身を除く): 21488655

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 89, 165, 267, 275, 353, 445, 825, 979, 1059, 1335, 1765, 2225, 2937, 3883, 4895, 5295, 6675, 8825, 11649, 14685, 19415, 24475, 26475, 31417, 58245, 73425, 94251, 97075, 157085, 291225, 345587, 471255, 785425, 1036761, 1727935, 2356275, 5183805, 8639675, 25919025]

約数ペア:

[(1, 25919025), (3, 8639675), (5, 5183805), (11, 2356275), (15, 1727935), (25, 1036761), (33, 785425), (55, 471255), (75, 345587), (89, 291225), (165, 157085), (267, 97075), (275, 94251), (353, 73425), (445, 58245), (825, 31417), (979, 26475), (1059, 24475), (1335, 19415), (1765, 14685), (2225, 11649), (2937, 8825), (3883, 6675), (4895, 5295)]