205300990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{14633}}^1$

素因数の和:14724

約数の個数: 32

約数和(自身を含む): 391957056

約数和(自身を除く): 186656066

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2806, 7015, 14030, 14633, 29266, 73165, 146330, 336559, 673118, 892613, 1682795, 1785226, 3365590, 4463065, 8926130, 20530099, 41060198, 102650495, 205300990]

約数ペア:

[(1, 205300990), (2, 102650495), (5, 41060198), (10, 20530099), (23, 8926130), (46, 4463065), (61, 3365590), (115, 1785226), (122, 1682795), (230, 892613), (305, 673118), (610, 336559), (1403, 146330), (2806, 73165), (7015, 29266), (14030, 14633)]