73342520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{42641}}^1$

素因数の和:42695

約数の個数: 32

約数和(自身を含む): 168862320

約数和(自身を除く): 95519800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 42641, 85282, 170564, 213205, 341128, 426410, 852820, 1705640, 1833563, 3667126, 7334252, 9167815, 14668504, 18335630, 36671260, 73342520]

約数ペア:

[(1, 73342520), (2, 36671260), (4, 18335630), (5, 14668504), (8, 9167815), (10, 7334252), (20, 3667126), (40, 1833563), (43, 1705640), (86, 852820), (172, 426410), (215, 341128), (344, 213205), (430, 170564), (860, 85282), (1720, 42641)]