708139280

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{87641}}^1$

素因数の和:87755

約数の個数: 40

約数和(自身を含む): 1662744024

約数和(自身を除く): 954604744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 87641, 175282, 350564, 438205, 701128, 876410, 1402256, 1752820, 3505640, 7011280, 8851741, 17703482, 35406964, 44258705, 70813928, 88517410, 141627856, 177034820, 354069640, 708139280]

約数ペア:

[(1, 708139280), (2, 354069640), (4, 177034820), (5, 141627856), (8, 88517410), (10, 70813928), (16, 44258705), (20, 35406964), (40, 17703482), (80, 8851741), (101, 7011280), (202, 3505640), (404, 1752820), (505, 1402256), (808, 876410), (1010, 701128), (1616, 438205), (2020, 350564), (4040, 175282), (8080, 87641)]