80417260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:767

約数の個数: 96

約数和(自身を含む): 213534720

約数和(自身を除く): 133117460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 79, 110, 140, 154, 158, 220, 308, 316, 385, 395, 553, 661, 770, 790, 869, 1106, 1322, 1540, 1580, 1738, 2212, 2644, 2765, 3305, 3476, 4345, 4627, 5530, 6083, 6610, 7271, 8690, 9254, 11060, 12166, 13220, 14542, 17380, 18508, 23135, 24332, 29084, 30415, 36355, 46270, 50897, 52219, 60830, 72710, 92540, 101794, 104438, 121660, 145420, 203588, 208876, 254485, 261095, 365533, 508970, 522190, 574409, 731066, 1017940, 1044380, 1148818, 1462132, 1827665, 2297636, 2872045, 3655330, 4020863, 5744090, 7310660, 8041726, 11488180, 16083452, 20104315, 40208630, 80417260]

約数ペア:

[(1, 80417260), (2, 40208630), (4, 20104315), (5, 16083452), (7, 11488180), (10, 8041726), (11, 7310660), (14, 5744090), (20, 4020863), (22, 3655330), (28, 2872045), (35, 2297636), (44, 1827665), (55, 1462132), (70, 1148818), (77, 1044380), (79, 1017940), (110, 731066), (140, 574409), (154, 522190), (158, 508970), (220, 365533), (308, 261095), (316, 254485), (385, 208876), (395, 203588), (553, 145420), (661, 121660), (770, 104438), (790, 101794), (869, 92540), (1106, 72710), (1322, 60830), (1540, 52219), (1580, 50897), (1738, 46270), (2212, 36355), (2644, 30415), (2765, 29084), (3305, 24332), (3476, 23135), (4345, 18508), (4627, 17380), (5530, 14542), (6083, 13220), (6610, 12166), (7271, 11060), (8690, 9254)]