2100000050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{17729}}^1$

素因数の和:17867

約数の個数: 48

約数和(自身を含む): 4115629440

約数和(自身を除く): 2015629390

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 103, 115, 206, 230, 515, 575, 1030, 1150, 2369, 2575, 4738, 5150, 11845, 17729, 23690, 35458, 59225, 88645, 118450, 177290, 407767, 443225, 815534, 886450, 1826087, 2038835, 3652174, 4077670, 9130435, 10194175, 18260870, 20388350, 42000001, 45652175, 84000002, 91304350, 210000005, 420000010, 1050000025, 2100000050]

約数ペア:

[(1, 2100000050), (2, 1050000025), (5, 420000010), (10, 210000005), (23, 91304350), (25, 84000002), (46, 45652175), (50, 42000001), (103, 20388350), (115, 18260870), (206, 10194175), (230, 9130435), (515, 4077670), (575, 3652174), (1030, 2038835), (1150, 1826087), (2369, 886450), (2575, 815534), (4738, 443225), (5150, 407767), (11845, 177290), (17729, 118450), (23690, 88645), (35458, 59225)]