81263470

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{4673}}^1$

素因数の和:4764

約数の個数: 32

約数和(自身を含む): 153456768

約数和(自身を除く): 72193298

約数列:

[1, 2, 5, 10, 37, 47, 74, 94, 185, 235, 370, 470, 1739, 3478, 4673, 8695, 9346, 17390, 23365, 46730, 172901, 219631, 345802, 439262, 864505, 1098155, 1729010, 2196310, 8126347, 16252694, 40631735, 81263470]

約数ペア:

[(1, 81263470), (2, 40631735), (5, 16252694), (10, 8126347), (37, 2196310), (47, 1729010), (74, 1098155), (94, 864505), (185, 439262), (235, 345802), (370, 219631), (470, 172901), (1739, 46730), (3478, 23365), (4673, 17390), (8695, 9346)]