157236208

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{509}}^1$

素因数の和:1009

約数の個数: 40

約数和(自身を含む): 313038000

約数和(自身を除く): 155801792

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 449, 509, 688, 898, 1018, 1796, 2036, 3592, 4072, 7184, 8144, 19307, 21887, 38614, 43774, 77228, 87548, 154456, 175096, 228541, 308912, 350192, 457082, 914164, 1828328, 3656656, 9827263, 19654526, 39309052, 78618104, 157236208]

約数ペア:

[(1, 157236208), (2, 78618104), (4, 39309052), (8, 19654526), (16, 9827263), (43, 3656656), (86, 1828328), (172, 914164), (344, 457082), (449, 350192), (509, 308912), (688, 228541), (898, 175096), (1018, 154456), (1796, 87548), (2036, 77228), (3592, 43774), (4072, 38614), (7184, 21887), (8144, 19307)]