49105240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^2$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 114626880

約数和(自身を除く): 65521640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 199, 248, 310, 398, 620, 796, 995, 1240, 1592, 1990, 3980, 6169, 7960, 12338, 24676, 30845, 39601, 49352, 61690, 79202, 123380, 158404, 198005, 246760, 316808, 396010, 792020, 1227631, 1584040, 2455262, 4910524, 6138155, 9821048, 12276310, 24552620, 49105240]

約数ペア:

[(1, 49105240), (2, 24552620), (4, 12276310), (5, 9821048), (8, 6138155), (10, 4910524), (20, 2455262), (31, 1584040), (40, 1227631), (62, 792020), (124, 396010), (155, 316808), (199, 246760), (248, 198005), (310, 158404), (398, 123380), (620, 79202), (796, 61690), (995, 49352), (1240, 39601), (1592, 30845), (1990, 24676), (3980, 12338), (6169, 7960)]