40648615

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 60186240

約数和(自身を除く): 19537625

約数列:

[1, 5, 7, 17, 35, 53, 85, 119, 265, 371, 595, 901, 1289, 1855, 4505, 6307, 6445, 9023, 21913, 31535, 45115, 68317, 109565, 153391, 341585, 478219, 766955, 1161389, 2391095, 5806945, 8129723, 40648615]

約数ペア:

[(1, 40648615), (5, 8129723), (7, 5806945), (17, 2391095), (35, 1161389), (53, 766955), (85, 478219), (119, 341585), (265, 153391), (371, 109565), (595, 68317), (901, 45115), (1289, 31535), (1855, 21913), (4505, 9023), (6307, 6445)]