51810815

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4583}}^1$

素因数の和:4631

約数の個数: 32

約数和(自身を含む): 79211520

約数和(自身を除く): 27400705

約数列:

[1, 5, 7, 17, 19, 35, 85, 95, 119, 133, 323, 595, 665, 1615, 2261, 4583, 11305, 22915, 32081, 77911, 87077, 160405, 389555, 435385, 545377, 609539, 1480309, 2726885, 3047695, 7401545, 10362163, 51810815]

約数ペア:

[(1, 51810815), (5, 10362163), (7, 7401545), (17, 3047695), (19, 2726885), (35, 1480309), (85, 609539), (95, 545377), (119, 435385), (133, 389555), (323, 160405), (595, 87077), (665, 77911), (1615, 32081), (2261, 22915), (4583, 11305)]