77033980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2777}}^1$

素因数の和:2878

約数の個数: 48

約数和(自身を含む): 172680480

約数和(自身を除く): 95646500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1387, 1460, 2774, 2777, 5548, 5554, 6935, 11108, 13870, 13885, 27740, 27770, 52763, 55540, 105526, 202721, 211052, 263815, 405442, 527630, 810884, 1013605, 1055260, 2027210, 3851699, 4054420, 7703398, 15406796, 19258495, 38516990, 77033980]

約数ペア:

[(1, 77033980), (2, 38516990), (4, 19258495), (5, 15406796), (10, 7703398), (19, 4054420), (20, 3851699), (38, 2027210), (73, 1055260), (76, 1013605), (95, 810884), (146, 527630), (190, 405442), (292, 263815), (365, 211052), (380, 202721), (730, 105526), (1387, 55540), (1460, 52763), (2774, 27770), (2777, 27740), (5548, 13885), (5554, 13870), (6935, 11108)]