69557560

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2663}}^1$

素因数の和:3327

約数の個数: 32

約数和(自身を含む): 156803040

約数和(自身を除く): 87245480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 2663, 3265, 5224, 5326, 6530, 10652, 13060, 13315, 21304, 26120, 26630, 53260, 106520, 1738939, 3477878, 6955756, 8694695, 13911512, 17389390, 34778780, 69557560]

約数ペア:

[(1, 69557560), (2, 34778780), (4, 17389390), (5, 13911512), (8, 8694695), (10, 6955756), (20, 3477878), (40, 1738939), (653, 106520), (1306, 53260), (2612, 26630), (2663, 26120), (3265, 21304), (5224, 13315), (5326, 13060), (6530, 10652)]