51511582016

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{204437}}^1$

素因数の和:204607

約数の個数: 56

約数和(自身を含む): 106347012096

約数和(自身を除く): 54835430080

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 127, 248, 254, 496, 508, 992, 1016, 1984, 2032, 3937, 4064, 7874, 8128, 15748, 31496, 62992, 125984, 204437, 251968, 408874, 817748, 1635496, 3270992, 6337547, 6541984, 12675094, 13083968, 25350188, 25963499, 50700376, 51926998, 101400752, 103853996, 202801504, 207707992, 405603008, 415415984, 804868469, 830831968, 1609736938, 1661663936, 3219473876, 6438947752, 12877895504, 25755791008, 51511582016]

約数ペア:

[(1, 51511582016), (2, 25755791008), (4, 12877895504), (8, 6438947752), (16, 3219473876), (31, 1661663936), (32, 1609736938), (62, 830831968), (64, 804868469), (124, 415415984), (127, 405603008), (248, 207707992), (254, 202801504), (496, 103853996), (508, 101400752), (992, 51926998), (1016, 50700376), (1984, 25963499), (2032, 25350188), (3937, 13083968), (4064, 12675094), (7874, 6541984), (8128, 6337547), (15748, 3270992), (31496, 1635496), (62992, 817748), (125984, 408874), (204437, 251968)]