25639924

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2103

約数の個数: 24

約数和(自身を含む): 46569600

約数和(自身を除く): 20929676

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 1979, 3239, 3958, 6478, 7916, 12956, 81139, 156341, 162278, 312682, 324556, 625364, 6409981, 12819962, 25639924]

約数ペア:

[(1, 25639924), (2, 12819962), (4, 6409981), (41, 625364), (79, 324556), (82, 312682), (158, 162278), (164, 156341), (316, 81139), (1979, 12956), (3239, 7916), (3958, 6478)]