13306280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25589}}^1$

素因数の和:25613

約数の個数: 32

約数和(自身を含む): 32243400

約数和(自身を除く): 18937120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 25589, 51178, 102356, 127945, 204712, 255890, 332657, 511780, 665314, 1023560, 1330628, 1663285, 2661256, 3326570, 6653140, 13306280]

約数ペア:

[(1, 13306280), (2, 6653140), (4, 3326570), (5, 2661256), (8, 1663285), (10, 1330628), (13, 1023560), (20, 665314), (26, 511780), (40, 332657), (52, 255890), (65, 204712), (104, 127945), (130, 102356), (260, 51178), (520, 25589)]