78580144

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{213533}}^1$

素因数の和:213564

約数の個数: 20

約数和(自身を含む): 158869296

約数和(自身を除く): 80289152

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 213533, 427066, 854132, 1708264, 3416528, 4911259, 9822518, 19645036, 39290072, 78580144]

約数ペア:

[(1, 78580144), (2, 39290072), (4, 19645036), (8, 9822518), (16, 4911259), (23, 3416528), (46, 1708264), (92, 854132), (184, 427066), (368, 213533)]