123280090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{6653}}^1$

素因数の和:6786

約数の個数: 32

約数和(自身を含む): 237148560

約数和(自身を除く): 113868470

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 1090, 1853, 3706, 6653, 9265, 13306, 18530, 33265, 66530, 113101, 226202, 565505, 725177, 1131010, 1450354, 3625885, 7251770, 12328009, 24656018, 61640045, 123280090]

約数ペア:

[(1, 123280090), (2, 61640045), (5, 24656018), (10, 12328009), (17, 7251770), (34, 3625885), (85, 1450354), (109, 1131010), (170, 725177), (218, 565505), (545, 226202), (1090, 113101), (1853, 66530), (3706, 33265), (6653, 18530), (9265, 13306)]