79674140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43777}}^1$

素因数の和:43806

約数の個数: 48

約数和(自身を含む): 205931712

約数和(自身を除く): 126257572

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 43777, 87554, 175108, 218885, 306439, 437770, 569101, 612878, 875540, 1138202, 1225756, 1532195, 2276404, 2845505, 3064390, 3983707, 5691010, 6128780, 7967414, 11382020, 15934828, 19918535, 39837070, 79674140]

約数ペア:

[(1, 79674140), (2, 39837070), (4, 19918535), (5, 15934828), (7, 11382020), (10, 7967414), (13, 6128780), (14, 5691010), (20, 3983707), (26, 3064390), (28, 2845505), (35, 2276404), (52, 1532195), (65, 1225756), (70, 1138202), (91, 875540), (130, 612878), (140, 569101), (182, 437770), (260, 306439), (364, 218885), (455, 175108), (910, 87554), (1820, 43777)]