158011970

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 287884800

約数和(自身を除く): 129872830

約数列:

[1, 2, 5, 10, 199, 271, 293, 398, 542, 586, 995, 1355, 1465, 1990, 2710, 2930, 53929, 58307, 79403, 107858, 116614, 158806, 269645, 291535, 397015, 539290, 583070, 794030, 15801197, 31602394, 79005985, 158011970]

約数ペア:

[(1, 158011970), (2, 79005985), (5, 31602394), (10, 15801197), (199, 794030), (271, 583070), (293, 539290), (398, 397015), (542, 291535), (586, 269645), (995, 158806), (1355, 116614), (1465, 107858), (1990, 79403), (2710, 58307), (2930, 53929)]