80564660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11813}}^1$

素因数の和:11864

約数の個数: 48

約数和(自身を含む): 190536192

約数和(自身を除く): 109971532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 11813, 23626, 47252, 59065, 118130, 129943, 236260, 259886, 366203, 519772, 649715, 732406, 1299430, 1464812, 1831015, 2598860, 3662030, 4028233, 7324060, 8056466, 16112932, 20141165, 40282330, 80564660]

約数ペア:

[(1, 80564660), (2, 40282330), (4, 20141165), (5, 16112932), (10, 8056466), (11, 7324060), (20, 4028233), (22, 3662030), (31, 2598860), (44, 1831015), (55, 1464812), (62, 1299430), (110, 732406), (124, 649715), (155, 519772), (220, 366203), (310, 259886), (341, 236260), (620, 129943), (682, 118130), (1364, 59065), (1705, 47252), (3410, 23626), (6820, 11813)]