71345540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22157}}^1$

素因数の和:22196

約数の個数: 48

約数和(自身を含む): 178682112

約数和(自身を除く): 107336572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 22157, 44314, 88628, 110785, 155099, 221570, 310198, 443140, 509611, 620396, 775495, 1019222, 1550990, 2038444, 2548055, 3101980, 3567277, 5096110, 7134554, 10192220, 14269108, 17836385, 35672770, 71345540]

約数ペア:

[(1, 71345540), (2, 35672770), (4, 17836385), (5, 14269108), (7, 10192220), (10, 7134554), (14, 5096110), (20, 3567277), (23, 3101980), (28, 2548055), (35, 2038444), (46, 1550990), (70, 1019222), (92, 775495), (115, 620396), (140, 509611), (161, 443140), (230, 310198), (322, 221570), (460, 155099), (644, 110785), (805, 88628), (1610, 44314), (3220, 22157)]