81912352

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 166561920

約数和(自身を除く): 84649568

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 107, 188, 214, 376, 428, 509, 752, 856, 1018, 1504, 1712, 2036, 3424, 4072, 5029, 8144, 10058, 16288, 20116, 23923, 40232, 47846, 54463, 80464, 95692, 108926, 160928, 191384, 217852, 382768, 435704, 765536, 871408, 1742816, 2559761, 5119522, 10239044, 20478088, 40956176, 81912352]

約数ペア:

[(1, 81912352), (2, 40956176), (4, 20478088), (8, 10239044), (16, 5119522), (32, 2559761), (47, 1742816), (94, 871408), (107, 765536), (188, 435704), (214, 382768), (376, 217852), (428, 191384), (509, 160928), (752, 108926), (856, 95692), (1018, 80464), (1504, 54463), (1712, 47846), (2036, 40232), (3424, 23923), (4072, 20116), (5029, 16288), (8144, 10058)]