53899420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{65731}}^1$

素因数の和:65781

約数の個数: 24

約数和(自身を含む): 115951248

約数和(自身を除く): 62051828

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 65731, 131462, 262924, 328655, 657310, 1314620, 2694971, 5389942, 10779884, 13474855, 26949710, 53899420]

約数ペア:

[(1, 53899420), (2, 26949710), (4, 13474855), (5, 10779884), (10, 5389942), (20, 2694971), (41, 1314620), (82, 657310), (164, 328655), (205, 262924), (410, 131462), (820, 65731)]