78315016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8461}}^1$

素因数の和:8569

約数の個数: 32

約数和(自身を含む): 159931800

約数和(自身を除く): 81616784

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 8461, 9256, 16922, 33844, 67688, 109993, 219986, 439972, 753029, 879944, 1506058, 3012116, 6024232, 9789377, 19578754, 39157508, 78315016]

約数ペア:

[(1, 78315016), (2, 39157508), (4, 19578754), (8, 9789377), (13, 6024232), (26, 3012116), (52, 1506058), (89, 879944), (104, 753029), (178, 439972), (356, 219986), (712, 109993), (1157, 67688), (2314, 33844), (4628, 16922), (8461, 9256)]