82000240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{809}}^1$

素因数の和:1010

約数の個数: 80

約数和(自身を含む): 219360960

約数和(自身を除く): 137360720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 181, 280, 362, 560, 724, 809, 905, 1267, 1448, 1618, 1810, 2534, 2896, 3236, 3620, 4045, 5068, 5663, 6335, 6472, 7240, 8090, 10136, 11326, 12670, 12944, 14480, 16180, 20272, 22652, 25340, 28315, 32360, 45304, 50680, 56630, 64720, 90608, 101360, 113260, 146429, 226520, 292858, 453040, 585716, 732145, 1025003, 1171432, 1464290, 2050006, 2342864, 2928580, 4100012, 5125015, 5857160, 8200024, 10250030, 11714320, 16400048, 20500060, 41000120, 82000240]

約数ペア:

[(1, 82000240), (2, 41000120), (4, 20500060), (5, 16400048), (7, 11714320), (8, 10250030), (10, 8200024), (14, 5857160), (16, 5125015), (20, 4100012), (28, 2928580), (35, 2342864), (40, 2050006), (56, 1464290), (70, 1171432), (80, 1025003), (112, 732145), (140, 585716), (181, 453040), (280, 292858), (362, 226520), (560, 146429), (724, 113260), (809, 101360), (905, 90608), (1267, 64720), (1448, 56630), (1618, 50680), (1810, 45304), (2534, 32360), (2896, 28315), (3236, 25340), (3620, 22652), (4045, 20272), (5068, 16180), (5663, 14480), (6335, 12944), (6472, 12670), (7240, 11326), (8090, 10136)]