64172696

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{5431}}^1$

素因数の和:5655

約数の個数: 32

約数和(自身を含む): 138190080

約数和(自身を除く): 74017384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 422, 844, 1477, 1688, 2954, 5431, 5908, 10862, 11816, 21724, 38017, 43448, 76034, 152068, 304136, 1145941, 2291882, 4583764, 8021587, 9167528, 16043174, 32086348, 64172696]

約数ペア:

[(1, 64172696), (2, 32086348), (4, 16043174), (7, 9167528), (8, 8021587), (14, 4583764), (28, 2291882), (56, 1145941), (211, 304136), (422, 152068), (844, 76034), (1477, 43448), (1688, 38017), (2954, 21724), (5431, 11816), (5908, 10862)]