80138820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1335647}}^1$

素因数の和:1335659

約数の個数: 24

約数和(自身を含む): 224388864

約数和(自身を除く): 144250044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1335647, 2671294, 4006941, 5342588, 6678235, 8013882, 13356470, 16027764, 20034705, 26712940, 40069410, 80138820]

約数ペア:

[(1, 80138820), (2, 40069410), (3, 26712940), (4, 20034705), (5, 16027764), (6, 13356470), (10, 8013882), (12, 6678235), (15, 5342588), (20, 4006941), (30, 2671294), (60, 1335647)]