158973560

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{54443}}^1$

素因数の和:54527

約数の個数: 32

約数和(自身を含む): 362597040

約数和(自身を除く): 203623480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 54443, 108886, 217772, 272215, 435544, 544430, 1088860, 2177720, 3974339, 7948678, 15897356, 19871695, 31794712, 39743390, 79486780, 158973560]

約数ペア:

[(1, 158973560), (2, 79486780), (4, 39743390), (5, 31794712), (8, 19871695), (10, 15897356), (20, 7948678), (40, 3974339), (73, 2177720), (146, 1088860), (292, 544430), (365, 435544), (584, 272215), (730, 217772), (1460, 108886), (2920, 54443)]