13037120

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:459

約数の個数: 56

約数和(自身を含む): 31382208

約数和(自身を除く): 18345088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 311, 320, 524, 622, 655, 1048, 1244, 1310, 1555, 2096, 2488, 2620, 3110, 4192, 4976, 5240, 6220, 8384, 9952, 10480, 12440, 19904, 20960, 24880, 40741, 41920, 49760, 81482, 99520, 162964, 203705, 325928, 407410, 651856, 814820, 1303712, 1629640, 2607424, 3259280, 6518560, 13037120]

約数ペア:

[(1, 13037120), (2, 6518560), (4, 3259280), (5, 2607424), (8, 1629640), (10, 1303712), (16, 814820), (20, 651856), (32, 407410), (40, 325928), (64, 203705), (80, 162964), (131, 99520), (160, 81482), (262, 49760), (311, 41920), (320, 40741), (524, 24880), (622, 20960), (655, 19904), (1048, 12440), (1244, 10480), (1310, 9952), (1555, 8384), (2096, 6220), (2488, 5240), (2620, 4976), (3110, 4192)]