78045890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{46181}}^1$

素因数の和:46214

約数の個数: 24

約数和(自身を含む): 152123508

約数和(自身を除く): 74077618

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 46181, 92362, 230905, 461810, 600353, 1200706, 3001765, 6003530, 7804589, 15609178, 39022945, 78045890]

約数ペア:

[(1, 78045890), (2, 39022945), (5, 15609178), (10, 7804589), (13, 6003530), (26, 3001765), (65, 1200706), (130, 600353), (169, 461810), (338, 230905), (845, 92362), (1690, 46181)]