248672080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{100271}}^1$

素因数の和:100315

約数の個数: 40

約数和(自身を含む): 596818944

約数和(自身を除く): 348146864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 100271, 200542, 401084, 501355, 802168, 1002710, 1604336, 2005420, 3108401, 4010840, 6216802, 8021680, 12433604, 15542005, 24867208, 31084010, 49734416, 62168020, 124336040, 248672080]

約数ペア:

[(1, 248672080), (2, 124336040), (4, 62168020), (5, 49734416), (8, 31084010), (10, 24867208), (16, 15542005), (20, 12433604), (31, 8021680), (40, 6216802), (62, 4010840), (80, 3108401), (124, 2005420), (155, 1604336), (248, 1002710), (310, 802168), (496, 501355), (620, 401084), (1240, 200542), (2480, 100271)]