78988676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{4139}}^1$

素因数の和:4523

約数の個数: 24

約数和(自身を含む): 149304960

約数和(自身を除く): 70316284

約数列:

[1, 2, 4, 13, 26, 52, 367, 734, 1468, 4139, 4771, 8278, 9542, 16556, 19084, 53807, 107614, 215228, 1519013, 3038026, 6076052, 19747169, 39494338, 78988676]

約数ペア:

[(1, 78988676), (2, 39494338), (4, 19747169), (13, 6076052), (26, 3038026), (52, 1519013), (367, 215228), (734, 107614), (1468, 53807), (4139, 19084), (4771, 16556), (8278, 9542)]