81846865

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 104872320

約数和(自身を除く): 23025455

約数列:

[1, 5, 41, 59, 67, 101, 205, 295, 335, 505, 2419, 2747, 3953, 4141, 5959, 6767, 12095, 13735, 19765, 20705, 29795, 33835, 162073, 244319, 277447, 399253, 810365, 1221595, 1387235, 1996265, 16369373, 81846865]

約数ペア:

[(1, 81846865), (5, 16369373), (41, 1996265), (59, 1387235), (67, 1221595), (101, 810365), (205, 399253), (295, 277447), (335, 244319), (505, 162073), (2419, 33835), (2747, 29795), (3953, 20705), (4141, 19765), (5959, 13735), (6767, 12095)]