51542120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{26297}}^1$

素因数の和:26322

約数の個数: 48

約数和(自身を含む): 134908740

約数和(自身を除く): 83366620

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, 26297, 52594, 105188, 131485, 184079, 210376, 262970, 368158, 525940, 736316, 920395, 1051880, 1288553, 1472632, 1840790, 2577106, 3681580, 5154212, 6442765, 7363160, 10308424, 12885530, 25771060, 51542120]

約数ペア:

[(1, 51542120), (2, 25771060), (4, 12885530), (5, 10308424), (7, 7363160), (8, 6442765), (10, 5154212), (14, 3681580), (20, 2577106), (28, 1840790), (35, 1472632), (40, 1288553), (49, 1051880), (56, 920395), (70, 736316), (98, 525940), (140, 368158), (196, 262970), (245, 210376), (280, 184079), (392, 131485), (490, 105188), (980, 52594), (1960, 26297)]