64085140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{65393}}^1$

素因数の和:65416

約数の個数: 36

約数和(自身を含む): 156553236

約数和(自身を除く): 92468096

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 65393, 130786, 261572, 326965, 457751, 653930, 915502, 1307860, 1831004, 2288755, 3204257, 4577510, 6408514, 9155020, 12817028, 16021285, 32042570, 64085140]

約数ペア:

[(1, 64085140), (2, 32042570), (4, 16021285), (5, 12817028), (7, 9155020), (10, 6408514), (14, 4577510), (20, 3204257), (28, 2288755), (35, 1831004), (49, 1307860), (70, 915502), (98, 653930), (140, 457751), (196, 326965), (245, 261572), (490, 130786), (980, 65393)]