13730275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 18592560

約数和(自身を除く): 4862285

約数列:

[1, 5, 13, 25, 65, 83, 325, 415, 509, 1079, 2075, 2545, 5395, 6617, 12725, 26975, 33085, 42247, 165425, 211235, 549211, 1056175, 2746055, 13730275]

約数ペア:

[(1, 13730275), (5, 2746055), (13, 1056175), (25, 549211), (65, 211235), (83, 165425), (325, 42247), (415, 33085), (509, 26975), (1079, 12725), (2075, 6617), (2545, 5395)]