205280992

素因数分解:

$2^5\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1584

約数の個数: 72

約数和(自身を含む): 475735680

約数和(自身を除く): 270454688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 89, 98, 112, 178, 196, 224, 356, 392, 623, 712, 784, 1246, 1424, 1471, 1568, 2492, 2848, 2942, 4361, 4984, 5884, 8722, 9968, 10297, 11768, 17444, 19936, 20594, 23536, 34888, 41188, 47072, 69776, 72079, 82376, 130919, 139552, 144158, 164752, 261838, 288316, 329504, 523676, 576632, 916433, 1047352, 1153264, 1832866, 2094704, 2306528, 3665732, 4189408, 6415031, 7331464, 12830062, 14662928, 25660124, 29325856, 51320248, 102640496, 205280992]

約数ペア:

[(1, 205280992), (2, 102640496), (4, 51320248), (7, 29325856), (8, 25660124), (14, 14662928), (16, 12830062), (28, 7331464), (32, 6415031), (49, 4189408), (56, 3665732), (89, 2306528), (98, 2094704), (112, 1832866), (178, 1153264), (196, 1047352), (224, 916433), (356, 576632), (392, 523676), (623, 329504), (712, 288316), (784, 261838), (1246, 164752), (1424, 144158), (1471, 139552), (1568, 130919), (2492, 82376), (2848, 72079), (2942, 69776), (4361, 47072), (4984, 41188), (5884, 34888), (8722, 23536), (9968, 20594), (10297, 19936), (11768, 17444)]