128535845

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 166489344

約数和(自身を除く): 37953499

約数列:

[1, 5, 23, 61, 73, 115, 251, 305, 365, 1255, 1403, 1679, 4453, 5773, 7015, 8395, 15311, 18323, 22265, 28865, 76555, 91615, 102419, 352153, 421429, 512095, 1117703, 1760765, 2107145, 5588515, 25707169, 128535845]

約数ペア:

[(1, 128535845), (5, 25707169), (23, 5588515), (61, 2107145), (73, 1760765), (115, 1117703), (251, 512095), (305, 421429), (365, 352153), (1255, 102419), (1403, 91615), (1679, 76555), (4453, 28865), (5773, 22265), (7015, 18323), (8395, 15311)]