87908380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6217}}^1$

素因数の和:6334

約数の個数: 48

約数和(自身を含む): 213103296

約数和(自身を除く): 125194916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 6217, 7070, 12434, 14140, 24868, 31085, 43519, 62170, 87038, 124340, 174076, 217595, 435190, 627917, 870380, 1255834, 2511668, 3139585, 4395419, 6279170, 8790838, 12558340, 17581676, 21977095, 43954190, 87908380]

約数ペア:

[(1, 87908380), (2, 43954190), (4, 21977095), (5, 17581676), (7, 12558340), (10, 8790838), (14, 6279170), (20, 4395419), (28, 3139585), (35, 2511668), (70, 1255834), (101, 870380), (140, 627917), (202, 435190), (404, 217595), (505, 174076), (707, 124340), (1010, 87038), (1414, 62170), (2020, 43519), (2828, 31085), (3535, 24868), (6217, 14140), (7070, 12434)]