31669408

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 64665216

約数和(自身を除く): 32995808

約数列:

[1, 2, 4, 8, 16, 32, 53, 71, 106, 142, 212, 263, 284, 424, 526, 568, 848, 1052, 1136, 1696, 2104, 2272, 3763, 4208, 7526, 8416, 13939, 15052, 18673, 27878, 30104, 37346, 55756, 60208, 74692, 111512, 120416, 149384, 223024, 298768, 446048, 597536, 989669, 1979338, 3958676, 7917352, 15834704, 31669408]

約数ペア:

[(1, 31669408), (2, 15834704), (4, 7917352), (8, 3958676), (16, 1979338), (32, 989669), (53, 597536), (71, 446048), (106, 298768), (142, 223024), (212, 149384), (263, 120416), (284, 111512), (424, 74692), (526, 60208), (568, 55756), (848, 37346), (1052, 30104), (1136, 27878), (1696, 18673), (2104, 15052), (2272, 13939), (3763, 8416), (4208, 7526)]