20161100225

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{715567}}^1$

素因数の和:715614

約数の個数: 36

約数和(自身を含む): 30345807744

約数和(自身を除く): 10184707519

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 161, 175, 245, 575, 805, 1127, 1225, 4025, 5635, 28175, 715567, 3577835, 5008969, 16458041, 17889175, 25044845, 35062783, 82290205, 115206287, 125224225, 175313915, 411451025, 576031435, 806444009, 876569575, 2880157175, 4032220045, 20161100225]

約数ペア:

[(1, 20161100225), (5, 4032220045), (7, 2880157175), (23, 876569575), (25, 806444009), (35, 576031435), (49, 411451025), (115, 175313915), (161, 125224225), (175, 115206287), (245, 82290205), (575, 35062783), (805, 25044845), (1127, 17889175), (1225, 16458041), (4025, 5008969), (5635, 3577835), (28175, 715567)]