89963740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1433}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 196102368

約数和(自身を除く): 106138628

約数列:

[1, 2, 4, 5, 10, 20, 43, 73, 86, 146, 172, 215, 292, 365, 430, 730, 860, 1433, 1460, 2866, 3139, 5732, 6278, 7165, 12556, 14330, 15695, 28660, 31390, 61619, 62780, 104609, 123238, 209218, 246476, 308095, 418436, 523045, 616190, 1046090, 1232380, 2092180, 4498187, 8996374, 17992748, 22490935, 44981870, 89963740]

約数ペア:

[(1, 89963740), (2, 44981870), (4, 22490935), (5, 17992748), (10, 8996374), (20, 4498187), (43, 2092180), (73, 1232380), (86, 1046090), (146, 616190), (172, 523045), (215, 418436), (292, 308095), (365, 246476), (430, 209218), (730, 123238), (860, 104609), (1433, 62780), (1460, 61619), (2866, 31390), (3139, 28660), (5732, 15695), (6278, 14330), (7165, 12556)]