28250736

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 78343200

約数和(自身を除く): 50092464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 89, 102, 136, 178, 204, 267, 272, 356, 389, 408, 534, 712, 778, 816, 1068, 1167, 1424, 1513, 1556, 2136, 2334, 3026, 3112, 4272, 4539, 4668, 6052, 6224, 6613, 9078, 9336, 12104, 13226, 18156, 18672, 19839, 24208, 26452, 34621, 36312, 39678, 52904, 69242, 72624, 79356, 103863, 105808, 138484, 158712, 207726, 276968, 317424, 415452, 553936, 588557, 830904, 1177114, 1661808, 1765671, 2354228, 3531342, 4708456, 7062684, 9416912, 14125368, 28250736]

約数ペア:

[(1, 28250736), (2, 14125368), (3, 9416912), (4, 7062684), (6, 4708456), (8, 3531342), (12, 2354228), (16, 1765671), (17, 1661808), (24, 1177114), (34, 830904), (48, 588557), (51, 553936), (68, 415452), (89, 317424), (102, 276968), (136, 207726), (178, 158712), (204, 138484), (267, 105808), (272, 103863), (356, 79356), (389, 72624), (408, 69242), (534, 52904), (712, 39678), (778, 36312), (816, 34621), (1068, 26452), (1167, 24208), (1424, 19839), (1513, 18672), (1556, 18156), (2136, 13226), (2334, 12104), (3026, 9336), (3112, 9078), (4272, 6613), (4539, 6224), (4668, 6052)]