80899420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9473}}^1$

素因数の和:9550

約数の個数: 48

約数和(自身を含む): 197362368

約数和(自身を除く): 116462948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 9473, 18946, 37892, 47365, 66311, 94730, 132622, 189460, 265244, 331555, 577853, 663110, 1155706, 1326220, 2311412, 2889265, 4044971, 5778530, 8089942, 11557060, 16179884, 20224855, 40449710, 80899420]

約数ペア:

[(1, 80899420), (2, 40449710), (4, 20224855), (5, 16179884), (7, 11557060), (10, 8089942), (14, 5778530), (20, 4044971), (28, 2889265), (35, 2311412), (61, 1326220), (70, 1155706), (122, 663110), (140, 577853), (244, 331555), (305, 265244), (427, 189460), (610, 132622), (854, 94730), (1220, 66311), (1708, 47365), (2135, 37892), (4270, 18946), (8540, 9473)]