20808280585

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{397}}^1\times {\mathrm{1627}}^1$

素因数の和:2425

約数の個数: 32

約数和(自身を含む): 26591621760

約数和(自身を除く): 5783341175

約数列:

[1, 5, 17, 85, 379, 397, 1627, 1895, 1985, 6443, 6749, 8135, 27659, 32215, 33745, 138295, 150463, 616633, 645919, 752315, 2557871, 3083165, 3229595, 10482761, 10980623, 12789355, 52413805, 54903115, 244803301, 1224016505, 4161656117, 20808280585]

約数ペア:

[(1, 20808280585), (5, 4161656117), (17, 1224016505), (85, 244803301), (379, 54903115), (397, 52413805), (1627, 12789355), (1895, 10980623), (1985, 10482761), (6443, 3229595), (6749, 3083165), (8135, 2557871), (27659, 752315), (32215, 645919), (33745, 616633), (138295, 150463)]