131109280

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{15461}}^1$

素因数の和:15529

約数の個数: 48

約数和(自身を含む): 315610344

約数和(自身を除く): 184501064

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, 8480, 15461, 30922, 61844, 77305, 123688, 154610, 247376, 309220, 494752, 618440, 819433, 1236880, 1638866, 2473760, 3277732, 4097165, 6555464, 8194330, 13110928, 16388660, 26221856, 32777320, 65554640, 131109280]

約数ペア:

[(1, 131109280), (2, 65554640), (4, 32777320), (5, 26221856), (8, 16388660), (10, 13110928), (16, 8194330), (20, 6555464), (32, 4097165), (40, 3277732), (53, 2473760), (80, 1638866), (106, 1236880), (160, 819433), (212, 618440), (265, 494752), (424, 309220), (530, 247376), (848, 154610), (1060, 123688), (1696, 77305), (2120, 61844), (4240, 30922), (8480, 15461)]