87670940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1433}}^1$

素因数の和:1491

約数の個数: 96

約数和(自身を含む): 231275520

約数和(自身を除く): 143604580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 70, 76, 92, 95, 115, 133, 140, 161, 190, 230, 266, 322, 380, 437, 460, 532, 644, 665, 805, 874, 1330, 1433, 1610, 1748, 2185, 2660, 2866, 3059, 3220, 4370, 5732, 6118, 7165, 8740, 10031, 12236, 14330, 15295, 20062, 27227, 28660, 30590, 32959, 40124, 50155, 54454, 61180, 65918, 100310, 108908, 131836, 136135, 164795, 190589, 200620, 230713, 272270, 329590, 381178, 461426, 544540, 626221, 659180, 762356, 922852, 952945, 1153565, 1252442, 1905890, 2307130, 2504884, 3131105, 3811780, 4383547, 4614260, 6262210, 8767094, 12524420, 17534188, 21917735, 43835470, 87670940]

約数ペア:

[(1, 87670940), (2, 43835470), (4, 21917735), (5, 17534188), (7, 12524420), (10, 8767094), (14, 6262210), (19, 4614260), (20, 4383547), (23, 3811780), (28, 3131105), (35, 2504884), (38, 2307130), (46, 1905890), (70, 1252442), (76, 1153565), (92, 952945), (95, 922852), (115, 762356), (133, 659180), (140, 626221), (161, 544540), (190, 461426), (230, 381178), (266, 329590), (322, 272270), (380, 230713), (437, 200620), (460, 190589), (532, 164795), (644, 136135), (665, 131836), (805, 108908), (874, 100310), (1330, 65918), (1433, 61180), (1610, 54454), (1748, 50155), (2185, 40124), (2660, 32959), (2866, 30590), (3059, 28660), (3220, 27227), (4370, 20062), (5732, 15295), (6118, 14330), (7165, 12236), (8740, 10031)]