84179840

素因数分解:

$2^7\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1277}}^1$

素因数の和:1399

約数の個数: 64

約数和(自身を含む): 203355360

約数和(自身を除く): 119175520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 320, 412, 515, 640, 824, 1030, 1277, 1648, 2060, 2554, 3296, 4120, 5108, 6385, 6592, 8240, 10216, 12770, 13184, 16480, 20432, 25540, 32960, 40864, 51080, 65920, 81728, 102160, 131531, 163456, 204320, 263062, 408640, 526124, 657655, 817280, 1052248, 1315310, 2104496, 2630620, 4208992, 5261240, 8417984, 10522480, 16835968, 21044960, 42089920, 84179840]

約数ペア:

[(1, 84179840), (2, 42089920), (4, 21044960), (5, 16835968), (8, 10522480), (10, 8417984), (16, 5261240), (20, 4208992), (32, 2630620), (40, 2104496), (64, 1315310), (80, 1052248), (103, 817280), (128, 657655), (160, 526124), (206, 408640), (320, 263062), (412, 204320), (515, 163456), (640, 131531), (824, 102160), (1030, 81728), (1277, 65920), (1648, 51080), (2060, 40864), (2554, 32960), (3296, 25540), (4120, 20432), (5108, 16480), (6385, 13184), (6592, 12770), (8240, 10216)]