71631568

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3191}}^1$

素因数の和:3283

約数の個数: 40

約数和(自身を含む): 147240576

約数和(自身を除く): 75609008

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 244, 368, 488, 976, 1403, 2806, 3191, 5612, 6382, 11224, 12764, 22448, 25528, 51056, 73393, 146786, 194651, 293572, 389302, 587144, 778604, 1174288, 1557208, 3114416, 4476973, 8953946, 17907892, 35815784, 71631568]

約数ペア:

[(1, 71631568), (2, 35815784), (4, 17907892), (8, 8953946), (16, 4476973), (23, 3114416), (46, 1557208), (61, 1174288), (92, 778604), (122, 587144), (184, 389302), (244, 293572), (368, 194651), (488, 146786), (976, 73393), (1403, 51056), (2806, 25528), (3191, 22448), (5612, 12764), (6382, 11224)]