80549536

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{563}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 168848064

約数和(自身を除く): 88298528

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 263, 272, 526, 544, 563, 1052, 1126, 2104, 2252, 4208, 4471, 4504, 8416, 8942, 9008, 9571, 17884, 18016, 19142, 35768, 38284, 71536, 76568, 143072, 148069, 153136, 296138, 306272, 592276, 1184552, 2369104, 2517173, 4738208, 5034346, 10068692, 20137384, 40274768, 80549536]

約数ペア:

[(1, 80549536), (2, 40274768), (4, 20137384), (8, 10068692), (16, 5034346), (17, 4738208), (32, 2517173), (34, 2369104), (68, 1184552), (136, 592276), (263, 306272), (272, 296138), (526, 153136), (544, 148069), (563, 143072), (1052, 76568), (1126, 71536), (2104, 38284), (2252, 35768), (4208, 19142), (4471, 18016), (4504, 17884), (8416, 9571), (8942, 9008)]