51641495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 68428800

約数和(自身を除く): 16787305

約数列:

[1, 5, 17, 43, 71, 85, 199, 215, 355, 731, 995, 1207, 3053, 3383, 3655, 6035, 8557, 14129, 15265, 16915, 42785, 51901, 70645, 145469, 240193, 259505, 607547, 727345, 1200965, 3037735, 10328299, 51641495]

約数ペア:

[(1, 51641495), (5, 10328299), (17, 3037735), (43, 1200965), (71, 727345), (85, 607547), (199, 259505), (215, 240193), (355, 145469), (731, 70645), (995, 51901), (1207, 42785), (3053, 16915), (3383, 15265), (3655, 14129), (6035, 8557)]