8100680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4133}}^1$

素因数の和:4158

約数の個数: 48

約数和(自身を含む): 21207420

約数和(自身を除く): 13106740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4133, 8266, 16532, 20665, 28931, 33064, 41330, 57862, 82660, 115724, 144655, 165320, 202517, 231448, 289310, 405034, 578620, 810068, 1012585, 1157240, 1620136, 2025170, 4050340, 8100680]

約数ペア:

[(1, 8100680), (2, 4050340), (4, 2025170), (5, 1620136), (7, 1157240), (8, 1012585), (10, 810068), (14, 578620), (20, 405034), (28, 289310), (35, 231448), (40, 202517), (49, 165320), (56, 144655), (70, 115724), (98, 82660), (140, 57862), (196, 41330), (245, 33064), (280, 28931), (392, 20665), (490, 16532), (980, 8266), (1960, 4133)]