51296420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8521}}^1$

素因数の和:8580

約数の個数: 48

約数和(自身を含む): 125989248

約数和(自身を除く): 74692828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 8521, 17042, 34084, 42605, 59647, 85210, 119294, 170420, 238588, 298235, 366403, 596470, 732806, 1192940, 1465612, 1832015, 2564821, 3664030, 5129642, 7328060, 10259284, 12824105, 25648210, 51296420]

約数ペア:

[(1, 51296420), (2, 25648210), (4, 12824105), (5, 10259284), (7, 7328060), (10, 5129642), (14, 3664030), (20, 2564821), (28, 1832015), (35, 1465612), (43, 1192940), (70, 732806), (86, 596470), (140, 366403), (172, 298235), (215, 238588), (301, 170420), (430, 119294), (602, 85210), (860, 59647), (1204, 42605), (1505, 34084), (3010, 17042), (6020, 8521)]