15661412560

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1\times {\mathrm{4877}}^1$

素因数の和:5320

約数の個数: 80

約数和(自身を含む): 36811300176

約数和(自身を除く): 21149887616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 293, 548, 586, 685, 1096, 1172, 1370, 1465, 2192, 2344, 2740, 2930, 4688, 4877, 5480, 5860, 9754, 10960, 11720, 19508, 23440, 24385, 39016, 40141, 48770, 78032, 80282, 97540, 160564, 195080, 200705, 321128, 390160, 401410, 642256, 668149, 802820, 1336298, 1428961, 1605640, 2672596, 2857922, 3211280, 3340745, 5345192, 5715844, 6681490, 7144805, 10690384, 11431688, 13362980, 14289610, 22863376, 26725960, 28579220, 53451920, 57158440, 114316880, 195767657, 391535314, 783070628, 978838285, 1566141256, 1957676570, 3132282512, 3915353140, 7830706280, 15661412560]

約数ペア:

[(1, 15661412560), (2, 7830706280), (4, 3915353140), (5, 3132282512), (8, 1957676570), (10, 1566141256), (16, 978838285), (20, 783070628), (40, 391535314), (80, 195767657), (137, 114316880), (274, 57158440), (293, 53451920), (548, 28579220), (586, 26725960), (685, 22863376), (1096, 14289610), (1172, 13362980), (1370, 11431688), (1465, 10690384), (2192, 7144805), (2344, 6681490), (2740, 5715844), (2930, 5345192), (4688, 3340745), (4877, 3211280), (5480, 2857922), (5860, 2672596), (9754, 1605640), (10960, 1428961), (11720, 1336298), (19508, 802820), (23440, 668149), (24385, 642256), (39016, 401410), (40141, 390160), (48770, 321128), (78032, 200705), (80282, 195080), (97540, 160564)]