200105990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{77261}}^1$

素因数の和:77312

約数の個数: 32

約数和(自身を含む): 422777664

約数和(自身を除く): 222671674

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 77261, 154522, 386305, 540827, 772610, 1081654, 2704135, 2858657, 5408270, 5717314, 14293285, 20010599, 28586570, 40021198, 100052995, 200105990]

約数ペア:

[(1, 200105990), (2, 100052995), (5, 40021198), (7, 28586570), (10, 20010599), (14, 14293285), (35, 5717314), (37, 5408270), (70, 2858657), (74, 2704135), (185, 1081654), (259, 772610), (370, 540827), (518, 386305), (1295, 154522), (2590, 77261)]