145657988

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 314092800

約数和(自身を除く): 168434812

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 79, 92, 98, 158, 161, 196, 316, 322, 409, 553, 644, 818, 1106, 1127, 1636, 1817, 2212, 2254, 2863, 3634, 3871, 4508, 5726, 7268, 7742, 9407, 11452, 12719, 15484, 18814, 20041, 25438, 32311, 37628, 40082, 50876, 64622, 65849, 80164, 89033, 129244, 131698, 178066, 226177, 263396, 356132, 452354, 460943, 743153, 904708, 921886, 1486306, 1583239, 1843772, 2972612, 3166478, 5202071, 6332956, 10404142, 20808284, 36414497, 72828994, 145657988]

約数ペア:

[(1, 145657988), (2, 72828994), (4, 36414497), (7, 20808284), (14, 10404142), (23, 6332956), (28, 5202071), (46, 3166478), (49, 2972612), (79, 1843772), (92, 1583239), (98, 1486306), (158, 921886), (161, 904708), (196, 743153), (316, 460943), (322, 452354), (409, 356132), (553, 263396), (644, 226177), (818, 178066), (1106, 131698), (1127, 129244), (1636, 89033), (1817, 80164), (2212, 65849), (2254, 64622), (2863, 50876), (3634, 40082), (3871, 37628), (4508, 32311), (5726, 25438), (7268, 20041), (7742, 18814), (9407, 15484), (11452, 12719)]