80842544

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{162989}}^1$

素因数の和:163028

約数の個数: 20

約数和(自身を含む): 161686080

約数和(自身を除く): 80843536

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 162989, 325978, 651956, 1303912, 2607824, 5052659, 10105318, 20210636, 40421272, 80842544]

約数ペア:

[(1, 80842544), (2, 40421272), (4, 20210636), (8, 10105318), (16, 5052659), (31, 2607824), (62, 1303912), (124, 651956), (248, 325978), (496, 162989)]