73175980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{383}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 158505984

約数和(自身を除く): 85330004

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 233, 383, 410, 466, 766, 820, 932, 1165, 1532, 1915, 2330, 3830, 4660, 7660, 9553, 15703, 19106, 31406, 38212, 47765, 62812, 78515, 89239, 95530, 157030, 178478, 191060, 314060, 356956, 446195, 892390, 1784780, 3658799, 7317598, 14635196, 18293995, 36587990, 73175980]

約数ペア:

[(1, 73175980), (2, 36587990), (4, 18293995), (5, 14635196), (10, 7317598), (20, 3658799), (41, 1784780), (82, 892390), (164, 446195), (205, 356956), (233, 314060), (383, 191060), (410, 178478), (466, 157030), (766, 95530), (820, 89239), (932, 78515), (1165, 62812), (1532, 47765), (1915, 38212), (2330, 31406), (3830, 19106), (4660, 15703), (7660, 9553)]