54035905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 33055295

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 83, 89, 95, 133, 209, 385, 415, 445, 581, 623, 665, 913, 979, 1045, 1463, 1577, 1691, 2905, 3115, 4565, 4895, 6391, 6853, 7315, 7387, 7885, 8455, 11039, 11837, 17347, 18601, 31955, 34265, 36935, 51709, 55195, 59185, 81257, 86735, 93005, 121429, 130207, 140353, 258545, 406285, 568799, 607145, 651035, 701765, 982471, 1543883, 2843995, 4912355, 7719415, 10807181, 54035905]

約数ペア:

[(1, 54035905), (5, 10807181), (7, 7719415), (11, 4912355), (19, 2843995), (35, 1543883), (55, 982471), (77, 701765), (83, 651035), (89, 607145), (95, 568799), (133, 406285), (209, 258545), (385, 140353), (415, 130207), (445, 121429), (581, 93005), (623, 86735), (665, 81257), (913, 59185), (979, 55195), (1045, 51709), (1463, 36935), (1577, 34265), (1691, 31955), (2905, 18601), (3115, 17347), (4565, 11837), (4895, 11039), (6391, 8455), (6853, 7885), (7315, 7387)]