85957720

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6779}}^1$

素因数の和:7107

約数の個数: 32

約数和(自身を含む): 194043600

約数和(自身を除く): 108085880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 6340, 6779, 12680, 13558, 27116, 33895, 54232, 67790, 135580, 271160, 2148943, 4297886, 8595772, 10744715, 17191544, 21489430, 42978860, 85957720]

約数ペア:

[(1, 85957720), (2, 42978860), (4, 21489430), (5, 17191544), (8, 10744715), (10, 8595772), (20, 4297886), (40, 2148943), (317, 271160), (634, 135580), (1268, 67790), (1585, 54232), (2536, 33895), (3170, 27116), (6340, 13558), (6779, 12680)]