55687520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{7103}}^1$

素因数の和:7132

約数の個数: 72

約数和(自身を含む): 153062784

約数和(自身を除く): 97375264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7103, 7840, 14206, 28412, 35515, 49721, 56824, 71030, 99442, 113648, 142060, 198884, 227296, 248605, 284120, 348047, 397768, 497210, 568240, 696094, 795536, 994420, 1136480, 1392188, 1591072, 1740235, 1988840, 2784376, 3480470, 3977680, 5568752, 6960940, 7955360, 11137504, 13921880, 27843760, 55687520]

約数ペア:

[(1, 55687520), (2, 27843760), (4, 13921880), (5, 11137504), (7, 7955360), (8, 6960940), (10, 5568752), (14, 3977680), (16, 3480470), (20, 2784376), (28, 1988840), (32, 1740235), (35, 1591072), (40, 1392188), (49, 1136480), (56, 994420), (70, 795536), (80, 696094), (98, 568240), (112, 497210), (140, 397768), (160, 348047), (196, 284120), (224, 248605), (245, 227296), (280, 198884), (392, 142060), (490, 113648), (560, 99442), (784, 71030), (980, 56824), (1120, 49721), (1568, 35515), (1960, 28412), (3920, 14206), (7103, 7840)]