9945950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 21394464

約数和(自身を除く): 11448514

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 157, 175, 181, 314, 350, 362, 785, 905, 1099, 1267, 1570, 1810, 2198, 2534, 3925, 4525, 5495, 6335, 7850, 9050, 10990, 12670, 27475, 28417, 31675, 54950, 56834, 63350, 142085, 198919, 284170, 397838, 710425, 994595, 1420850, 1989190, 4972975, 9945950]

約数ペア:

[(1, 9945950), (2, 4972975), (5, 1989190), (7, 1420850), (10, 994595), (14, 710425), (25, 397838), (35, 284170), (50, 198919), (70, 142085), (157, 63350), (175, 56834), (181, 54950), (314, 31675), (350, 28417), (362, 27475), (785, 12670), (905, 10990), (1099, 9050), (1267, 7850), (1570, 6335), (1810, 5495), (2198, 4525), (2534, 3925)]