78215530

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 143619840

約数和(自身を除く): 65404310

約数列:

[1, 2, 5, 10, 79, 158, 181, 362, 395, 547, 790, 905, 1094, 1810, 2735, 5470, 14299, 28598, 43213, 71495, 86426, 99007, 142990, 198014, 216065, 432130, 495035, 990070, 7821553, 15643106, 39107765, 78215530]

約数ペア:

[(1, 78215530), (2, 39107765), (5, 15643106), (10, 7821553), (79, 990070), (158, 495035), (181, 432130), (362, 216065), (395, 198014), (547, 142990), (790, 99007), (905, 86426), (1094, 71495), (1810, 43213), (2735, 28598), (5470, 14299)]