71256290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4691}}^1$

素因数の和:4743

約数の個数: 48

約数和(自身を含む): 154047744

約数和(自身を除く): 82791454

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 1085, 1519, 2170, 3038, 4691, 7595, 9382, 15190, 23455, 32837, 46910, 65674, 145421, 164185, 229859, 290842, 328370, 459718, 727105, 1017947, 1149295, 1454210, 2035894, 2298590, 5089735, 7125629, 10179470, 14251258, 35628145, 71256290]

約数ペア:

[(1, 71256290), (2, 35628145), (5, 14251258), (7, 10179470), (10, 7125629), (14, 5089735), (31, 2298590), (35, 2035894), (49, 1454210), (62, 1149295), (70, 1017947), (98, 727105), (155, 459718), (217, 328370), (245, 290842), (310, 229859), (434, 164185), (490, 145421), (1085, 65674), (1519, 46910), (2170, 32837), (3038, 23455), (4691, 15190), (7595, 9382)]