78715406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 157883904

約数和(自身を除く): 79168498

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 107, 119, 154, 187, 214, 238, 281, 374, 562, 749, 1177, 1309, 1498, 1819, 1967, 2354, 2618, 3091, 3638, 3934, 4777, 6182, 8239, 9554, 12733, 16478, 20009, 21637, 25466, 30067, 33439, 40018, 43274, 52547, 60134, 66878, 105094, 140063, 210469, 280126, 330737, 367829, 420938, 511139, 661474, 735658, 1022278, 2315159, 3577973, 4630318, 5622529, 7155946, 11245058, 39357703, 78715406]

約数ペア:

[(1, 78715406), (2, 39357703), (7, 11245058), (11, 7155946), (14, 5622529), (17, 4630318), (22, 3577973), (34, 2315159), (77, 1022278), (107, 735658), (119, 661474), (154, 511139), (187, 420938), (214, 367829), (238, 330737), (281, 280126), (374, 210469), (562, 140063), (749, 105094), (1177, 66878), (1309, 60134), (1498, 52547), (1819, 43274), (1967, 40018), (2354, 33439), (2618, 30067), (3091, 25466), (3638, 21637), (3934, 20009), (4777, 16478), (6182, 12733), (8239, 9554)]