79607960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 183816000

約数和(自身を除く): 104208040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 137, 146, 199, 274, 292, 365, 398, 548, 584, 685, 730, 796, 995, 1096, 1370, 1460, 1592, 1990, 2740, 2920, 3980, 5480, 7960, 10001, 14527, 20002, 27263, 29054, 40004, 50005, 54526, 58108, 72635, 80008, 100010, 109052, 116216, 136315, 145270, 200020, 218104, 272630, 290540, 400040, 545260, 581080, 1090520, 1990199, 3980398, 7960796, 9950995, 15921592, 19901990, 39803980, 79607960]

約数ペア:

[(1, 79607960), (2, 39803980), (4, 19901990), (5, 15921592), (8, 9950995), (10, 7960796), (20, 3980398), (40, 1990199), (73, 1090520), (137, 581080), (146, 545260), (199, 400040), (274, 290540), (292, 272630), (365, 218104), (398, 200020), (548, 145270), (584, 136315), (685, 116216), (730, 109052), (796, 100010), (995, 80008), (1096, 72635), (1370, 58108), (1460, 54526), (1592, 50005), (1990, 40004), (2740, 29054), (2920, 27263), (3980, 20002), (5480, 14527), (7960, 10001)]