54687520

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6449}}^1$

素因数の和:6517

約数の個数: 48

約数和(自身を含む): 131657400

約数和(自身を除く): 76969880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 4240, 6449, 8480, 12898, 25796, 32245, 51592, 64490, 103184, 128980, 206368, 257960, 341797, 515920, 683594, 1031840, 1367188, 1708985, 2734376, 3417970, 5468752, 6835940, 10937504, 13671880, 27343760, 54687520]

約数ペア:

[(1, 54687520), (2, 27343760), (4, 13671880), (5, 10937504), (8, 6835940), (10, 5468752), (16, 3417970), (20, 2734376), (32, 1708985), (40, 1367188), (53, 1031840), (80, 683594), (106, 515920), (160, 341797), (212, 257960), (265, 206368), (424, 128980), (530, 103184), (848, 64490), (1060, 51592), (1696, 32245), (2120, 25796), (4240, 12898), (6449, 8480)]