87023720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13513}}^1$

素因数の和:13554

約数の個数: 64

約数和(自身を含む): 233521920

約数和(自身を除く): 146498200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 13513, 27026, 54052, 67565, 94591, 108104, 135130, 189182, 270260, 310799, 378364, 472955, 540520, 621598, 756728, 945910, 1243196, 1553995, 1891820, 2175593, 2486392, 3107990, 3783640, 4351186, 6215980, 8702372, 10877965, 12431960, 17404744, 21755930, 43511860, 87023720]

約数ペア:

[(1, 87023720), (2, 43511860), (4, 21755930), (5, 17404744), (7, 12431960), (8, 10877965), (10, 8702372), (14, 6215980), (20, 4351186), (23, 3783640), (28, 3107990), (35, 2486392), (40, 2175593), (46, 1891820), (56, 1553995), (70, 1243196), (92, 945910), (115, 756728), (140, 621598), (161, 540520), (184, 472955), (230, 378364), (280, 310799), (322, 270260), (460, 189182), (644, 135130), (805, 108104), (920, 94591), (1288, 67565), (1610, 54052), (3220, 27026), (6440, 13513)]