78149290

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 142819200

約数和(自身を除く): 64669910

約数列:

[1, 2, 5, 10, 173, 199, 227, 346, 398, 454, 865, 995, 1135, 1730, 1990, 2270, 34427, 39271, 45173, 68854, 78542, 90346, 172135, 196355, 225865, 344270, 392710, 451730, 7814929, 15629858, 39074645, 78149290]

約数ペア:

[(1, 78149290), (2, 39074645), (5, 15629858), (10, 7814929), (173, 451730), (199, 392710), (227, 344270), (346, 225865), (398, 196355), (454, 172135), (865, 90346), (995, 78542), (1135, 68854), (1730, 45173), (1990, 39271), (2270, 34427)]