78536432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{769}}^1$

素因数の和:1281

約数の個数: 40

約数和(自身を含む): 164416560

約数和(自身を除く): 85880128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 491, 769, 982, 1538, 1964, 3076, 3928, 6152, 6383, 7856, 9997, 12304, 12766, 19994, 25532, 39988, 51064, 79976, 102128, 159952, 377579, 755158, 1510316, 3020632, 4908527, 6041264, 9817054, 19634108, 39268216, 78536432]

約数ペア:

[(1, 78536432), (2, 39268216), (4, 19634108), (8, 9817054), (13, 6041264), (16, 4908527), (26, 3020632), (52, 1510316), (104, 755158), (208, 377579), (491, 159952), (769, 102128), (982, 79976), (1538, 51064), (1964, 39988), (3076, 25532), (3928, 19994), (6152, 12766), (6383, 12304), (7856, 9997)]