89387020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 212829120

約数和(自身を除く): 123442100

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 101, 137, 170, 190, 202, 274, 323, 340, 380, 404, 505, 548, 646, 685, 1010, 1292, 1370, 1615, 1717, 1919, 2020, 2329, 2603, 2740, 3230, 3434, 3838, 4658, 5206, 6460, 6868, 7676, 8585, 9316, 9595, 10412, 11645, 13015, 13837, 17170, 19190, 23290, 26030, 27674, 32623, 34340, 38380, 44251, 46580, 52060, 55348, 65246, 69185, 88502, 130492, 138370, 163115, 177004, 221255, 235229, 262903, 276740, 326230, 442510, 470458, 525806, 652460, 885020, 940916, 1051612, 1176145, 1314515, 2352290, 2629030, 4469351, 4704580, 5258060, 8938702, 17877404, 22346755, 44693510, 89387020]

約数ペア:

[(1, 89387020), (2, 44693510), (4, 22346755), (5, 17877404), (10, 8938702), (17, 5258060), (19, 4704580), (20, 4469351), (34, 2629030), (38, 2352290), (68, 1314515), (76, 1176145), (85, 1051612), (95, 940916), (101, 885020), (137, 652460), (170, 525806), (190, 470458), (202, 442510), (274, 326230), (323, 276740), (340, 262903), (380, 235229), (404, 221255), (505, 177004), (548, 163115), (646, 138370), (685, 130492), (1010, 88502), (1292, 69185), (1370, 65246), (1615, 55348), (1717, 52060), (1919, 46580), (2020, 44251), (2329, 38380), (2603, 34340), (2740, 32623), (3230, 27674), (3434, 26030), (3838, 23290), (4658, 19190), (5206, 17170), (6460, 13837), (6868, 13015), (7676, 11645), (8585, 10412), (9316, 9595)]