206642950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{431}}^1$

素因数の和:709

約数の個数: 48

約数和(自身を含む): 395974656

約数和(自身を除く): 189331706

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 223, 430, 431, 446, 862, 1075, 1115, 2150, 2155, 2230, 4310, 5575, 9589, 10775, 11150, 18533, 19178, 21550, 37066, 47945, 92665, 95890, 96113, 185330, 192226, 239725, 463325, 479450, 480565, 926650, 961130, 2402825, 4132859, 4805650, 8265718, 20664295, 41328590, 103321475, 206642950]

約数ペア:

[(1, 206642950), (2, 103321475), (5, 41328590), (10, 20664295), (25, 8265718), (43, 4805650), (50, 4132859), (86, 2402825), (215, 961130), (223, 926650), (430, 480565), (431, 479450), (446, 463325), (862, 239725), (1075, 192226), (1115, 185330), (2150, 96113), (2155, 95890), (2230, 92665), (4310, 47945), (5575, 37066), (9589, 21550), (10775, 19178), (11150, 18533)]