25693990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15959}}^1$

素因数の和:15996

約数の個数: 32

約数和(自身を含む): 55157760

約数和(自身を除く): 29463770

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 15959, 31918, 79795, 111713, 159590, 223426, 367057, 558565, 734114, 1117130, 1835285, 2569399, 3670570, 5138798, 12846995, 25693990]

約数ペア:

[(1, 25693990), (2, 12846995), (5, 5138798), (7, 3670570), (10, 2569399), (14, 1835285), (23, 1117130), (35, 734114), (46, 558565), (70, 367057), (115, 223426), (161, 159590), (230, 111713), (322, 79795), (805, 31918), (1610, 15959)]