71921392

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{155003}}^1$

素因数の和:155040

約数の個数: 20

約数和(自身を含む): 144153720

約数和(自身を除く): 72232328

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 155003, 310006, 620012, 1240024, 2480048, 4495087, 8990174, 17980348, 35960696, 71921392]

約数ペア:

[(1, 71921392), (2, 35960696), (4, 17980348), (8, 8990174), (16, 4495087), (29, 2480048), (58, 1240024), (116, 620012), (232, 310006), (464, 155003)]