129665720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1453}}^1$

素因数の和:1584

約数の個数: 64

約数和(自身を含む): 307782720

約数和(自身を除く): 178117000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 97, 115, 184, 194, 230, 388, 460, 485, 776, 920, 970, 1453, 1940, 2231, 2906, 3880, 4462, 5812, 7265, 8924, 11155, 11624, 14530, 17848, 22310, 29060, 33419, 44620, 58120, 66838, 89240, 133676, 140941, 167095, 267352, 281882, 334190, 563764, 668380, 704705, 1127528, 1336760, 1409410, 2818820, 3241643, 5637640, 6483286, 12966572, 16208215, 25933144, 32416430, 64832860, 129665720]

約数ペア:

[(1, 129665720), (2, 64832860), (4, 32416430), (5, 25933144), (8, 16208215), (10, 12966572), (20, 6483286), (23, 5637640), (40, 3241643), (46, 2818820), (92, 1409410), (97, 1336760), (115, 1127528), (184, 704705), (194, 668380), (230, 563764), (388, 334190), (460, 281882), (485, 267352), (776, 167095), (920, 140941), (970, 133676), (1453, 89240), (1940, 66838), (2231, 58120), (2906, 44620), (3880, 33419), (4462, 29060), (5812, 22310), (7265, 17848), (8924, 14530), (11155, 11624)]