78033380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1187}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 173638080

約数和(自身を除く): 95604700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 380, 692, 865, 1187, 1730, 2374, 3287, 3460, 4748, 5935, 6574, 11870, 13148, 16435, 22553, 23740, 32870, 45106, 65740, 90212, 112765, 205351, 225530, 410702, 451060, 821404, 1026755, 2053510, 3901669, 4107020, 7803338, 15606676, 19508345, 39016690, 78033380]

約数ペア:

[(1, 78033380), (2, 39016690), (4, 19508345), (5, 15606676), (10, 7803338), (19, 4107020), (20, 3901669), (38, 2053510), (76, 1026755), (95, 821404), (173, 451060), (190, 410702), (346, 225530), (380, 205351), (692, 112765), (865, 90212), (1187, 65740), (1730, 45106), (2374, 32870), (3287, 23740), (3460, 22553), (4748, 16435), (5935, 13148), (6574, 11870)]