25817420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41641}}^1$

素因数の和:41681

約数の個数: 24

約数和(自身を含む): 55966848

約数和(自身を除く): 30149428

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 41641, 83282, 166564, 208205, 416410, 832820, 1290871, 2581742, 5163484, 6454355, 12908710, 25817420]

約数ペア:

[(1, 25817420), (2, 12908710), (4, 6454355), (5, 5163484), (10, 2581742), (20, 1290871), (31, 832820), (62, 416410), (124, 208205), (155, 166564), (310, 83282), (620, 41641)]