1285199425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{4517}}^1$

素因数の和:5145

約数の個数: 24

約数和(自身を含む): 1680696000

約数和(自身を除く): 395496575

約数列:

[1, 5, 19, 25, 95, 475, 599, 2995, 4517, 11381, 14975, 22585, 56905, 85823, 112925, 284525, 429115, 2145575, 2705683, 13528415, 51407977, 67642075, 257039885, 1285199425]

約数ペア:

[(1, 1285199425), (5, 257039885), (19, 67642075), (25, 51407977), (95, 13528415), (475, 2705683), (599, 2145575), (2995, 429115), (4517, 284525), (11381, 112925), (14975, 85823), (22585, 56905)]