64669660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{26723}}^1$

素因数の和:26754

約数の個数: 36

約数和(自身を含む): 149280264

約数和(自身を除く): 84610604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 26723, 53446, 106892, 133615, 267230, 293953, 534460, 587906, 1175812, 1469765, 2939530, 3233483, 5879060, 6466966, 12933932, 16167415, 32334830, 64669660]

約数ペア:

[(1, 64669660), (2, 32334830), (4, 16167415), (5, 12933932), (10, 6466966), (11, 5879060), (20, 3233483), (22, 2939530), (44, 1469765), (55, 1175812), (110, 587906), (121, 534460), (220, 293953), (242, 267230), (484, 133615), (605, 106892), (1210, 53446), (2420, 26723)]