55685920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:258

約数の個数: 96

約数和(自身を含む): 138378240

約数和(自身を除く): 82692320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 103, 109, 124, 155, 160, 206, 218, 248, 310, 412, 436, 496, 515, 545, 620, 824, 872, 992, 1030, 1090, 1240, 1648, 1744, 2060, 2180, 2480, 3193, 3296, 3379, 3488, 4120, 4360, 4960, 6386, 6758, 8240, 8720, 11227, 12772, 13516, 15965, 16480, 16895, 17440, 22454, 25544, 27032, 31930, 33790, 44908, 51088, 54064, 56135, 63860, 67580, 89816, 102176, 108128, 112270, 127720, 135160, 179632, 224540, 255440, 270320, 348037, 359264, 449080, 510880, 540640, 696074, 898160, 1392148, 1740185, 1796320, 2784296, 3480370, 5568592, 6960740, 11137184, 13921480, 27842960, 55685920]

約数ペア:

[(1, 55685920), (2, 27842960), (4, 13921480), (5, 11137184), (8, 6960740), (10, 5568592), (16, 3480370), (20, 2784296), (31, 1796320), (32, 1740185), (40, 1392148), (62, 898160), (80, 696074), (103, 540640), (109, 510880), (124, 449080), (155, 359264), (160, 348037), (206, 270320), (218, 255440), (248, 224540), (310, 179632), (412, 135160), (436, 127720), (496, 112270), (515, 108128), (545, 102176), (620, 89816), (824, 67580), (872, 63860), (992, 56135), (1030, 54064), (1090, 51088), (1240, 44908), (1648, 33790), (1744, 31930), (2060, 27032), (2180, 25544), (2480, 22454), (3193, 17440), (3296, 16895), (3379, 16480), (3488, 15965), (4120, 13516), (4360, 12772), (4960, 11227), (6386, 8720), (6758, 8240)]