74651990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2087}}^1$

素因数の和:2181

約数の個数: 48

約数和(自身を含む): 158529312

約数和(自身を除く): 83877322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 365, 490, 511, 730, 1022, 2087, 2555, 3577, 4174, 5110, 7154, 10435, 14609, 17885, 20870, 29218, 35770, 73045, 102263, 146090, 152351, 204526, 304702, 511315, 761755, 1022630, 1066457, 1523510, 2132914, 5332285, 7465199, 10664570, 14930398, 37325995, 74651990]

約数ペア:

[(1, 74651990), (2, 37325995), (5, 14930398), (7, 10664570), (10, 7465199), (14, 5332285), (35, 2132914), (49, 1523510), (70, 1066457), (73, 1022630), (98, 761755), (146, 511315), (245, 304702), (365, 204526), (490, 152351), (511, 146090), (730, 102263), (1022, 73045), (2087, 35770), (2555, 29218), (3577, 20870), (4174, 17885), (5110, 14609), (7154, 10435)]