80144516

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 151683840

約数和(自身を除く): 71539324

約数列:

[1, 2, 4, 29, 37, 58, 71, 74, 116, 142, 148, 263, 284, 526, 1052, 1073, 2059, 2146, 2627, 4118, 4292, 5254, 7627, 8236, 9731, 10508, 15254, 18673, 19462, 30508, 37346, 38924, 74692, 76183, 152366, 282199, 304732, 541517, 564398, 690901, 1083034, 1128796, 1381802, 2166068, 2763604, 20036129, 40072258, 80144516]

約数ペア:

[(1, 80144516), (2, 40072258), (4, 20036129), (29, 2763604), (37, 2166068), (58, 1381802), (71, 1128796), (74, 1083034), (116, 690901), (142, 564398), (148, 541517), (263, 304732), (284, 282199), (526, 152366), (1052, 76183), (1073, 74692), (2059, 38924), (2146, 37346), (2627, 30508), (4118, 19462), (4292, 18673), (5254, 15254), (7627, 10508), (8236, 9731)]