179950780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{11261}}^1$

素因数の和:11334

約数の個数: 48

約数和(自身を含む): 408675456

約数和(自身を除く): 228724676

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 7990, 11261, 15980, 22522, 45044, 56305, 112610, 191437, 225220, 382874, 529267, 765748, 957185, 1058534, 1914370, 2117068, 2646335, 3828740, 5292670, 8997539, 10585340, 17995078, 35990156, 44987695, 89975390, 179950780]

約数ペア:

[(1, 179950780), (2, 89975390), (4, 44987695), (5, 35990156), (10, 17995078), (17, 10585340), (20, 8997539), (34, 5292670), (47, 3828740), (68, 2646335), (85, 2117068), (94, 1914370), (170, 1058534), (188, 957185), (235, 765748), (340, 529267), (470, 382874), (799, 225220), (940, 191437), (1598, 112610), (3196, 56305), (3995, 45044), (7990, 22522), (11261, 15980)]