63399440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60961}}^1$

素因数の和:60987

約数の個数: 40

約数和(自身を含む): 158745048

約数和(自身を除く): 95345608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 60961, 121922, 243844, 304805, 487688, 609610, 792493, 975376, 1219220, 1584986, 2438440, 3169972, 3962465, 4876880, 6339944, 7924930, 12679888, 15849860, 31699720, 63399440]

約数ペア:

[(1, 63399440), (2, 31699720), (4, 15849860), (5, 12679888), (8, 7924930), (10, 6339944), (13, 4876880), (16, 3962465), (20, 3169972), (26, 2438440), (40, 1584986), (52, 1219220), (65, 975376), (80, 792493), (104, 609610), (130, 487688), (208, 304805), (260, 243844), (520, 121922), (1040, 60961)]