90200770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{7523}}^1$

素因数の和:7650

約数の個数: 32

約数和(自身を含む): 178770240

約数和(自身を除く): 88569470

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 2398, 5995, 7523, 11990, 15046, 37615, 75230, 82753, 165506, 413765, 820007, 827530, 1640014, 4100035, 8200070, 9020077, 18040154, 45100385, 90200770]

約数ペア:

[(1, 90200770), (2, 45100385), (5, 18040154), (10, 9020077), (11, 8200070), (22, 4100035), (55, 1640014), (109, 827530), (110, 820007), (218, 413765), (545, 165506), (1090, 82753), (1199, 75230), (2398, 37615), (5995, 15046), (7523, 11990)]