76503920

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13469}}^1$

素因数の和:13553

約数の個数: 40

約数和(自身を含む): 180390240

約数和(自身を除く): 103886320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 13469, 26938, 53876, 67345, 107752, 134690, 215504, 269380, 538760, 956299, 1077520, 1912598, 3825196, 4781495, 7650392, 9562990, 15300784, 19125980, 38251960, 76503920]

約数ペア:

[(1, 76503920), (2, 38251960), (4, 19125980), (5, 15300784), (8, 9562990), (10, 7650392), (16, 4781495), (20, 3825196), (40, 1912598), (71, 1077520), (80, 956299), (142, 538760), (284, 269380), (355, 215504), (568, 134690), (710, 107752), (1136, 67345), (1420, 53876), (2840, 26938), (5680, 13469)]