258505750

素因数分解:

$2^1\times 5^3\times {\mathrm{461}}^1\times {\mathrm{2243}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 485188704

約数和(自身を除く): 226682954

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 461, 922, 2243, 2305, 4486, 4610, 11215, 11525, 22430, 23050, 56075, 57625, 112150, 115250, 280375, 560750, 1034023, 2068046, 5170115, 10340230, 25850575, 51701150, 129252875, 258505750]

約数ペア:

[(1, 258505750), (2, 129252875), (5, 51701150), (10, 25850575), (25, 10340230), (50, 5170115), (125, 2068046), (250, 1034023), (461, 560750), (922, 280375), (2243, 115250), (2305, 112150), (4486, 57625), (4610, 56075), (11215, 23050), (11525, 22430)]