520001248

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1250003}}^1$

素因数の和:1250026

約数の個数: 24

約数和(自身を含む): 1102503528

約数和(自身を除く): 582502280

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1250003, 2500006, 5000012, 10000024, 16250039, 20000048, 32500078, 40000096, 65000156, 130000312, 260000624, 520001248]

約数ペア:

[(1, 520001248), (2, 260000624), (4, 130000312), (8, 65000156), (13, 40000096), (16, 32500078), (26, 20000048), (32, 16250039), (52, 10000024), (104, 5000012), (208, 2500006), (416, 1250003)]