80779160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26227}}^1$

素因数の和:26256

約数の個数: 64

約数和(自身を含む): 226609920

約数和(自身を除く): 145830760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 26227, 52454, 104908, 131135, 183589, 209816, 262270, 288497, 367178, 524540, 576994, 734356, 917945, 1049080, 1153988, 1442485, 1468712, 1835890, 2019479, 2307976, 2884970, 3671780, 4038958, 5769940, 7343560, 8077916, 10097395, 11539880, 16155832, 20194790, 40389580, 80779160]

約数ペア:

[(1, 80779160), (2, 40389580), (4, 20194790), (5, 16155832), (7, 11539880), (8, 10097395), (10, 8077916), (11, 7343560), (14, 5769940), (20, 4038958), (22, 3671780), (28, 2884970), (35, 2307976), (40, 2019479), (44, 1835890), (55, 1468712), (56, 1442485), (70, 1153988), (77, 1049080), (88, 917945), (110, 734356), (140, 576994), (154, 524540), (220, 367178), (280, 288497), (308, 262270), (385, 209816), (440, 183589), (616, 131135), (770, 104908), (1540, 52454), (3080, 26227)]