80829935.000000000

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12433}}^1$

素因数の和:12482

約数の個数: 64

約数和(自身を含む): 286479360

約数和(自身を除く): 178560920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 12433, 24866, 49732, 62165, 87031, 99464, 124330, 174062, 248660, 348124, 385423, 435155, 497320, 696248, 770846, 870310, 1541692, 1740620, 1927115, 2697961, 3083384, 3481240, 3854230, 5395922, 7708460, 10791844, 13489805, 15416920, 21583688, 26979610, 53959220, 107918440]

約数ペア:

[(1, 107918440), (2, 53959220), (4, 26979610), (5, 21583688), (7, 15416920), (8, 13489805), (10, 10791844), (14, 7708460), (20, 5395922), (28, 3854230), (31, 3481240), (35, 3083384), (40, 2697961), (56, 1927115), (62, 1740620), (70, 1541692), (124, 870310), (140, 770846), (155, 696248), (217, 497320), (248, 435155), (280, 385423), (310, 348124), (434, 248660), (620, 174062), (868, 124330), (1085, 99464), (1240, 87031), (1736, 62165), (2170, 49732), (4340, 24866), (8680, 12433)]