81988552

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{19447}}^1$

素因数の和:19501

約数の個数: 32

約数和(自身を含む): 168030720

約数和(自身を除く): 86042168

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 19447, 38894, 77788, 155576, 330599, 602857, 661198, 1205714, 1322396, 2411428, 2644792, 4822856, 10248569, 20497138, 40994276, 81988552]

約数ペア:

[(1, 81988552), (2, 40994276), (4, 20497138), (8, 10248569), (17, 4822856), (31, 2644792), (34, 2411428), (62, 1322396), (68, 1205714), (124, 661198), (136, 602857), (248, 330599), (527, 155576), (1054, 77788), (2108, 38894), (4216, 19447)]