81719230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{5303}}^1$

素因数の和:5400

約数の個数: 32

約数和(自身を含む): 155810304

約数和(自身を除く): 74091074

約数列:

[1, 2, 5, 10, 23, 46, 67, 115, 134, 230, 335, 670, 1541, 3082, 5303, 7705, 10606, 15410, 26515, 53030, 121969, 243938, 355301, 609845, 710602, 1219690, 1776505, 3553010, 8171923, 16343846, 40859615, 81719230]

約数ペア:

[(1, 81719230), (2, 40859615), (5, 16343846), (10, 8171923), (23, 3553010), (46, 1776505), (67, 1219690), (115, 710602), (134, 609845), (230, 355301), (335, 243938), (670, 121969), (1541, 53030), (3082, 26515), (5303, 15410), (7705, 10606)]