51364740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17471}}^1$

素因数の和:17497

約数の個数: 72

約数和(自身を含む): 167311872

約数和(自身を除く): 115947132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 17471, 34942, 52413, 69884, 87355, 104826, 122297, 174710, 209652, 244594, 262065, 349420, 366891, 489188, 524130, 611485, 733782, 856079, 1048260, 1222970, 1467564, 1712158, 1834455, 2445940, 2568237, 3424316, 3668910, 4280395, 5136474, 7337820, 8560790, 10272948, 12841185, 17121580, 25682370, 51364740]

約数ペア:

[(1, 51364740), (2, 25682370), (3, 17121580), (4, 12841185), (5, 10272948), (6, 8560790), (7, 7337820), (10, 5136474), (12, 4280395), (14, 3668910), (15, 3424316), (20, 2568237), (21, 2445940), (28, 1834455), (30, 1712158), (35, 1467564), (42, 1222970), (49, 1048260), (60, 856079), (70, 733782), (84, 611485), (98, 524130), (105, 489188), (140, 366891), (147, 349420), (196, 262065), (210, 244594), (245, 209652), (294, 174710), (420, 122297), (490, 104826), (588, 87355), (735, 69884), (980, 52413), (1470, 34942), (2940, 17471)]