256875004

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{17599}}^1$

素因数の和:17733

約数の個数: 24

約数和(自身を含む): 465696000

約数和(自身を除く): 208820996

約数列:

[1, 2, 4, 41, 82, 89, 164, 178, 356, 3649, 7298, 14596, 17599, 35198, 70396, 721559, 1443118, 1566311, 2886236, 3132622, 6265244, 64218751, 128437502, 256875004]

約数ペア:

[(1, 256875004), (2, 128437502), (4, 64218751), (41, 6265244), (82, 3132622), (89, 2886236), (164, 1566311), (178, 1443118), (356, 721559), (3649, 70396), (7298, 35198), (14596, 17599)]