51723880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99469}}^1$

素因数の和:99493

約数の個数: 32

約数和(自身を含む): 125332200

約数和(自身を除く): 73608320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 99469, 198938, 397876, 497345, 795752, 994690, 1293097, 1989380, 2586194, 3978760, 5172388, 6465485, 10344776, 12930970, 25861940, 51723880]

約数ペア:

[(1, 51723880), (2, 25861940), (4, 12930970), (5, 10344776), (8, 6465485), (10, 5172388), (13, 3978760), (20, 2586194), (26, 1989380), (40, 1293097), (52, 994690), (65, 795752), (104, 497345), (130, 397876), (260, 198938), (520, 99469)]