80741180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{701}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 183272544

約数和(自身を除く): 102531364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 443, 701, 886, 1402, 1772, 2215, 2804, 3505, 4430, 5759, 7010, 8860, 9113, 11518, 14020, 18226, 23036, 28795, 36452, 45565, 57590, 91130, 115180, 182260, 310543, 621086, 1242172, 1552715, 3105430, 4037059, 6210860, 8074118, 16148236, 20185295, 40370590, 80741180]

約数ペア:

[(1, 80741180), (2, 40370590), (4, 20185295), (5, 16148236), (10, 8074118), (13, 6210860), (20, 4037059), (26, 3105430), (52, 1552715), (65, 1242172), (130, 621086), (260, 310543), (443, 182260), (701, 115180), (886, 91130), (1402, 57590), (1772, 45565), (2215, 36452), (2804, 28795), (3505, 23036), (4430, 18226), (5759, 14020), (7010, 11518), (8860, 9113)]