80655328

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{193883}}^1$

素因数の和:193906

約数の個数: 24

約数和(自身を含む): 171005688

約数和(自身を除く): 90350360

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 193883, 387766, 775532, 1551064, 2520479, 3102128, 5040958, 6204256, 10081916, 20163832, 40327664, 80655328]

約数ペア:

[(1, 80655328), (2, 40327664), (4, 20163832), (8, 10081916), (13, 6204256), (16, 5040958), (26, 3102128), (32, 2520479), (52, 1551064), (104, 775532), (208, 387766), (416, 193883)]