64940992

素因数分解:

$2^6\times {\mathrm{641}}^1\times {\mathrm{1583}}^1$

素因数の和:2236

約数の個数: 28

約数和(自身を含む): 129149856

約数和(自身を除く): 64208864

約数列:

[1, 2, 4, 8, 16, 32, 64, 641, 1282, 1583, 2564, 3166, 5128, 6332, 10256, 12664, 20512, 25328, 41024, 50656, 101312, 1014703, 2029406, 4058812, 8117624, 16235248, 32470496, 64940992]

約数ペア:

[(1, 64940992), (2, 32470496), (4, 16235248), (8, 8117624), (16, 4058812), (32, 2029406), (64, 1014703), (641, 101312), (1282, 50656), (1583, 41024), (2564, 25328), (3166, 20512), (5128, 12664), (6332, 10256)]